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35 API jobs in Northamptonshire + 10 miles

Lead Software Developer

S-SA Digital Recruitment Ltd
Baulmsholme, NN1
From £55,000 to £65,000 per annum 25 days Holiday + Private Health Car
Integration and API Knowledge: Handling API requests/responses, authentication, and secure data handling.
Integration and API Knowledge: Handling API requests/responses, authentication, and secure data handling.
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Senior Software Developer

Lean People Services Limited
Luton, Bedfordshire
From £65,000 to £75,000 per annum
£65,000-£75,000 per annum - Full Time Mon-Fri - Our Client provide remote diagnostic solutions and services to the automotive industry. They offer cutting-edge, expert diagnostics using both after-market and original equipment manufacturer tools to provide safe and accurate repairs. The company was founded in 2010 and is headquartered in Plano, TX with UK offices in Peterlee and Bedfordshire. As more automotive software technologies emerge, including autonomous driving, advanced diagnostics, vehicle connectivity, digital cockpits the Company aims to gain a first-mover advantage by developing software solutions with the help of automotive software engineers. If the idea of making an impact on a project lifecycle sounds appealing from its inception down to testing and deployment appeals to you, keep on reading!
£65,000-£75,000 per annum - Full Time Mon-Fri - Our Client provide remote diagnostic solutions and services to the automotive industry. They offer cutting-edge, expert diagnostics using both after-market and original equipment manufacturer tools to provide safe and accurate repairs. The company was founded in 2010 and is headquartered in Plano, TX with UK offices in Peterlee and Bedfordshire. As more automotive software technologies emerge, including autonomous driving, advanced diagnostics, vehicle connectivity, digital cockpits the Company aims to gain a first-mover advantage by developing software solutions with the help of automotive software engineers. If the idea of making an impact on a project lifecycle sounds appealing from its inception down to testing and deployment appeals to you, keep on reading!
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C# .NET DEVELOPER

Proactive Appointments Limited
Peterborough, Cambridgeshire
£50k - 65k per year + Brilliant Benefits
Our client is urgently looking for an experienced C# .Net Developer to join their team based in Peterborough on a permanent basis. Please note, the role is hybrid, with a minimum of 3 days per week on-site. You will be responsible for designing, developing, and deploying cloud-based applications on the Microsoft Azure platform using C#/.NET and related technologies to support the cloud-based suite of E-Commerce platforms, as a part of the wider Software Engineering team. You will be rewarded with an excellent salary, as well as a brilliant benefits package including annual leave, pension, life assurance, hybrid working, cycle to work scheme, training & development and many, many more perks! * Positive, coachable, can-do attitude * C# .Net * Microsoft Azure * API’s * Gateways * Microservices - Due to the volume of applications received for positions, it will not be pos
Our client is urgently looking for an experienced C# .Net Developer to join their team based in Peterborough on a permanent basis. Please note, the role is hybrid, with a minimum of 3 days per week on-site. You will be responsible for designing, developing, and deploying cloud-based applications on the Microsoft Azure platform using C#/.NET and related technologies to support the cloud-based suite of E-Commerce platforms, as a part of the wider Software Engineering team. You will be rewarded with an excellent salary, as well as a brilliant benefits package including annual leave, pension, life assurance, hybrid working, cycle to work scheme, training & development and many, many more perks! * Positive, coachable, can-do attitude * C# .Net * Microsoft Azure * API’s * Gateways * Microservices - Due to the volume of applications received for positions, it will not be pos
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MuleSoft Developer

Erin Associates
Northampton, Northamptonshire
£70000 - £80000 per annum, Benefits excellent benefits
Experience with API testing tools (e.g., Postman) and CI/CD tools (Maven, Jenkins) Keywords; Mulesoft,Mulesoft Developer, MuleSoft Anypoint Platform, Mule 4.x, Anypoint Studio, INtegration Developer, Java, Rest, API Testing, Northampton, Northamptonshire, Wellingborough, Bedford, Kettering
Experience with API testing tools (e.g., Postman) and CI/CD tools (Maven, Jenkins) Keywords; Mulesoft,Mulesoft Developer, MuleSoft Anypoint Platform, Mule 4.x, Anypoint Studio, INtegration Developer, Java, Rest, API Testing, Northampton, Northamptonshire, Wellingborough, Bedford, Kettering
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FEATURED

QA Automation Engineer

CDS Global
Little Bowden, LE16 9EF
Dependent on experience
Job Title: QA Automation Engineer - Full Time 37.5 hours Monday to Friday, Hybrid (3/4 days in the office) Location: Market Harborough, Leicestershire - Salary: £45,000 - We are seeking a QA Automation Engineer with a strong background in writing and maintaining automated tests. This role will focus primarily on writing unit tests and implementing automated UI testing using Playwright. The successful candidate will work within a Behaviour-Driven Development (BDD) framework using Spec Flow, ensuring test automation aligns with business requirements. You will collaborate with developers, product managers, and other stakeholders to uphold software quality and reliability through structured automated testing. CDS Global are the brand behind world-class brands. We deliver unparalleled technology, payment and data solutions, making us the largest and most strategically alig
Job Title: QA Automation Engineer - Full Time 37.5 hours Monday to Friday, Hybrid (3/4 days in the office) Location: Market Harborough, Leicestershire - Salary: £45,000 - We are seeking a QA Automation Engineer with a strong background in writing and maintaining automated tests. This role will focus primarily on writing unit tests and implementing automated UI testing using Playwright. The successful candidate will work within a Behaviour-Driven Development (BDD) framework using Spec Flow, ensuring test automation aligns with business requirements. You will collaborate with developers, product managers, and other stakeholders to uphold software quality and reliability through structured automated testing. CDS Global are the brand behind world-class brands. We deliver unparalleled technology, payment and data solutions, making us the largest and most strategically alig
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My client, a global consultancy leader , have an end client where a major UK infrastructureis undergoing a large-scale transformation of its Electricity Transmission SCADA platform, migrating from a legacy shared system to a modern OSI Aspentech/DGM-based solution. The new system will control ~350 substations, integrating thousands of sensors and assets, and is key to meeting digital efficiency and safety objectives. We're looking for an experiencedAgile Test Leadto ensure consistent, high-quality testing across multiple SCRUM teams throughout System Integration Testing (SIT) and other test phases delivered in both Agile and Waterfall methodologies. * Lead and coordinate SIT planning, preparation, and execution across 4 SCRUM teams * Promote and embed testing best practices and quality assurance standards
My client, a global consultancy leader , have an end client where a major UK infrastructureis undergoing a large-scale transformation of its Electricity Transmission SCADA platform, migrating from a legacy shared system to a modern OSI Aspentech/DGM-based solution. The new system will control ~350 substations, integrating thousands of sensors and assets, and is key to meeting digital efficiency and safety objectives. We're looking for an experiencedAgile Test Leadto ensure consistent, high-quality testing across multiple SCRUM teams throughout System Integration Testing (SIT) and other test phases delivered in both Agile and Waterfall methodologies. * Lead and coordinate SIT planning, preparation, and execution across 4 SCRUM teams * Promote and embed testing best practices and quality assurance standards
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Salesforce Platform Developer

CV Screen Ltd
LU1, Luton
£50k - 65k per year + Hybrid Working
Luton - Salary up to 65k + Hybrid Working - You’ll be joining a fantastic business based near Luton as their Salesforce Developer. In the role, you will be involved in the development and customisation of Salesforce including extensions, configurations, and integrations. * Build Salesforce apps using LWC, AURA, Apex, APIs, Flows, and Triggers * Design UIs in Experience Cloud with Lightning and Visualforce * Optimize code and customize Service Cloud and Communities * Integrate Salesforce with external systems and services * Develop and maintain Apex classes, controllers, and triggers * Configure custom fields, objects, layouts, and automation * Use Salesforce DX and follow best practices for deployment * Support full dev lifecycle and create user documentation * Experienced with DevOps and Agile methodologies. * Skilled in Salesforce automation.
Luton - Salary up to 65k + Hybrid Working - You’ll be joining a fantastic business based near Luton as their Salesforce Developer. In the role, you will be involved in the development and customisation of Salesforce including extensions, configurations, and integrations. * Build Salesforce apps using LWC, AURA, Apex, APIs, Flows, and Triggers * Design UIs in Experience Cloud with Lightning and Visualforce * Optimize code and customize Service Cloud and Communities * Integrate Salesforce with external systems and services * Develop and maintain Apex classes, controllers, and triggers * Configure custom fields, objects, layouts, and automation * Use Salesforce DX and follow best practices for deployment * Support full dev lifecycle and create user documentation * Experienced with DevOps and Agile methodologies. * Skilled in Salesforce automation.
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Integration Developer

Erin Associates
Northampton, Northamptonshire
£70000 - £80000 per annum, Benefits excellent benefits
Experience with API testing tools (e.g., Postman) and CI/CD tools (Maven, Jenkins) Keywords; Mulesoft,Mulesoft Developer, MuleSoft Anypoint Platform, Mule 4.x, Anypoint Studio, INtegration Developer, Java, Rest, API Testing, Northampton, Northamptonshire, Wellingborough, Bedford, Kettering
Experience with API testing tools (e.g., Postman) and CI/CD tools (Maven, Jenkins) Keywords; Mulesoft,Mulesoft Developer, MuleSoft Anypoint Platform, Mule 4.x, Anypoint Studio, INtegration Developer, Java, Rest, API Testing, Northampton, Northamptonshire, Wellingborough, Bedford, Kettering
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FEATURED
Join Our Team as a Senior Test Automation Engineer! Are you passionate about test automation and eager to work with cutting-edge data and Machine Learning products? We are seeking aSenior Test Automation Engineerto join our dynamic Data business area. This key role involves designing and implementing robust, scalable test automation strategies across a suite of ML-driven data products, helping us ship with confidence and speed. * Design and implement automated tests for data pipelines, APIs, and machine learning products. * Integrate test automation into our Azure DevOps CI/CD pipelines. * Collaborate closely with data engineers, data scientists, and product owners to define quality criteria and acceptance scenarios. * Drive test-first thinking and practices within the team (e.g., BDD, TDD). * Identify areas for test coverage improvement and ensure automated checks ar
Join Our Team as a Senior Test Automation Engineer! Are you passionate about test automation and eager to work with cutting-edge data and Machine Learning products? We are seeking aSenior Test Automation Engineerto join our dynamic Data business area. This key role involves designing and implementing robust, scalable test automation strategies across a suite of ML-driven data products, helping us ship with confidence and speed. * Design and implement automated tests for data pipelines, APIs, and machine learning products. * Integrate test automation into our Azure DevOps CI/CD pipelines. * Collaborate closely with data engineers, data scientists, and product owners to define quality criteria and acceptance scenarios. * Drive test-first thinking and practices within the team (e.g., BDD, TDD). * Identify areas for test coverage improvement and ensure automated checks ar
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Have deep knowledge on AWS technical stack- Lambda, DynamoDB, Kinesis, API gateway ,monitoring solutions like Cloud Watch and Xray
Have deep knowledge on AWS technical stack- Lambda, DynamoDB, Kinesis, API gateway ,monitoring solutions like Cloud Watch and Xray
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Senior React & Sitecore Developer

FBI &TMT
Luton, Bedfordshire, LU2 9PF
£500 - £600 per day
What is the project about? We're embarking on an exciting digital transformation initiative focused on enhancing the customer experience through the development of a brand-new Weather App module. This module will deliver real-time, destination-specific weather insights to holidaymakers, while also supporting rapid experimentation and validation of new product ideas through proof-of-concepts (POCs). What will I be doing? As a Senior React Developer, you'll play a pivotal role in the end-to-end delivery of this greenfield app. * Lead the selection and implementation of a modern React-based technology stack. * Familiar/experienced with Sitecore Headless/Edge/JSS * Build the MVP of the Weather App from the ground up. * Collaborate closely with engineering leads to shape architecture and best practices. * Define and implement QA, automated testing, and CI/CD practices.
What is the project about? We're embarking on an exciting digital transformation initiative focused on enhancing the customer experience through the development of a brand-new Weather App module. This module will deliver real-time, destination-specific weather insights to holidaymakers, while also supporting rapid experimentation and validation of new product ideas through proof-of-concepts (POCs). What will I be doing? As a Senior React Developer, you'll play a pivotal role in the end-to-end delivery of this greenfield app. * Lead the selection and implementation of a modern React-based technology stack. * Familiar/experienced with Sitecore Headless/Edge/JSS * Build the MVP of the Weather App from the ground up. * Collaborate closely with engineering leads to shape architecture and best practices. * Define and implement QA, automated testing, and CI/CD practices.
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Full-Stack Developer - React.js

Connexa
MK1, Milton Keynes
£40000 - £50000 per annum + 20% Bonus
Junior Full Stack Developer - React.js - Location: Milton Keynes - Working Structure: Hybrid (1 day onsite per week) Job Type: Full-time, Permanent - Are you passionate about front-end development and ready to build high-impact public sector solutions? We're seeking a Junior Full Stack Developer with a front-end focus (React.js) to join our growing, highly skilled team. You'll spend most of your time building engaging, responsive web applications in React.js, while gaining experience working across the full stack with Java and Python back-end services. * Develop and maintain modern, user-focused front-end applications using React.js and TypeScript. * Contribute to full-stack development (20-30%) using Java and Python for APIs and server-side services. * Collaborate with solution architects, designers, and clients to deliver high-quality, scalable software solutions.
Junior Full Stack Developer - React.js - Location: Milton Keynes - Working Structure: Hybrid (1 day onsite per week) Job Type: Full-time, Permanent - Are you passionate about front-end development and ready to build high-impact public sector solutions? We're seeking a Junior Full Stack Developer with a front-end focus (React.js) to join our growing, highly skilled team. You'll spend most of your time building engaging, responsive web applications in React.js, while gaining experience working across the full stack with Java and Python back-end services. * Develop and maintain modern, user-focused front-end applications using React.js and TypeScript. * Contribute to full-stack development (20-30%) using Java and Python for APIs and server-side services. * Collaborate with solution architects, designers, and clients to deliver high-quality, scalable software solutions.
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FEATUREDNEW

MuleSoft Developer

Erin Associates
Northampton, Northamptonshire
£60000 - £68000 per annum, Benefits excellent benefits
Experience with API testing tools (e.g., Postman) and CI/CD tools (Maven, Jenkins) Keywords; Mulesoft,Mulesoft Developer, MuleSoft Anypoint Platform, Mule 4.x, Anypoint Studio, INtegration Developer, Java, Rest, API Testing, Northampton, Northamptonshire, Wellingborough, Bedford, Kettering
Experience with API testing tools (e.g., Postman) and CI/CD tools (Maven, Jenkins) Keywords; Mulesoft,Mulesoft Developer, MuleSoft Anypoint Platform, Mule 4.x, Anypoint Studio, INtegration Developer, Java, Rest, API Testing, Northampton, Northamptonshire, Wellingborough, Bedford, Kettering
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FEATURED

Full Stack Developer

Verso Recruitment
Stewartby, MK43 9ND
£50,000-£70,000
Location: Stewartby, Bedfordshire (Office-based) Salary: £50,000-£70,000 + Benefits - Job Type: Full-time, Permanent - Sector: EV Charging | Cloud | Full Stack | IoT - Power the Future of EV Charging – Join a High-Performance Tech Team - We’re working with a UK-based innovator in the electric vehicle charging space to recruit a Full Stack Developer to play a central role in delivering the smart, connected infrastructure that underpins their growing product range. This is a hands-on, office-based role where you’ll work alongside hardware and firmware teams to build real-world IoT-enabled systems from the ground up. The company is known for its premium charge point design, smart user features, and direct partnerships with major automotive brands. The Role - You’ll lead the architecture, development, and maintenance of the cloud back-end systems, as well as supporting pr
Location: Stewartby, Bedfordshire (Office-based) Salary: £50,000-£70,000 + Benefits - Job Type: Full-time, Permanent - Sector: EV Charging | Cloud | Full Stack | IoT - Power the Future of EV Charging – Join a High-Performance Tech Team - We’re working with a UK-based innovator in the electric vehicle charging space to recruit a Full Stack Developer to play a central role in delivering the smart, connected infrastructure that underpins their growing product range. This is a hands-on, office-based role where you’ll work alongside hardware and firmware teams to build real-world IoT-enabled systems from the ground up. The company is known for its premium charge point design, smart user features, and direct partnerships with major automotive brands. The Role - You’ll lead the architecture, development, and maintenance of the cloud back-end systems, as well as supporting pr
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PREMIUM

Python Engineer

Oscar Associates (UK) Limited
Coventry, West Midlands, CV1 2GT
£50000 - £70000 per annum
I'm currently recruiting for a well-established software house based near Coventry that's looking to hire a Python Engineer to join their growing development team. This company is known for delivering high-quality, specialist software projects across a range of sectors, and they're looking for someone who thrives in a collaborative, technically focused environment. If you're someone who enjoys solving real-world problems with clean, efficient code - and you're comfortable working across both back-end and front-end technologies - this could be a great move for you. You'll join an experienced team of engineers working on a variety of complex, specialist projects - everything from bespoke applications to systems integration and platform development. The work is varied and challenging, and you'll be encouraged to bring ideas to the table, contribute to design discussions,
I'm currently recruiting for a well-established software house based near Coventry that's looking to hire a Python Engineer to join their growing development team. This company is known for delivering high-quality, specialist software projects across a range of sectors, and they're looking for someone who thrives in a collaborative, technically focused environment. If you're someone who enjoys solving real-world problems with clean, efficient code - and you're comfortable working across both back-end and front-end technologies - this could be a great move for you. You'll join an experienced team of engineers working on a variety of complex, specialist projects - everything from bespoke applications to systems integration and platform development. The work is varied and challenging, and you'll be encouraged to bring ideas to the table, contribute to design discussions,
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FEATURED

Senior Data Developer

Bibby Financial Services
Adderbury, OX17 3NS
£60,000 – £70,000 per annum
Bibby Financial Services have an exciting opportunity available for a dynamic Senior Data Developer to join our team, working in any of our UK locations. You will join us on a full time, permanent basis and in return, you will receive a competitive salary of £60,000 – £70,000 per annum. We’ve supported small and medium-sized enterprises (SMEs) since 1982 and today we support more than 12,000 businesses worldwide. We are proud to help businesses, both big and small to grow and thrive in domestic and international markets. Why us? We’re in the business of relationships. We know real value lies in real people, and it takes a motivated mindset and can-do attitude to belong here. It can be fast-paced and full-on, but we can handle it. We’re a collective of “got your back”, we collaborate together, take ownership and deliver for our clients every time. That way, everybody w
Bibby Financial Services have an exciting opportunity available for a dynamic Senior Data Developer to join our team, working in any of our UK locations. You will join us on a full time, permanent basis and in return, you will receive a competitive salary of £60,000 – £70,000 per annum. We’ve supported small and medium-sized enterprises (SMEs) since 1982 and today we support more than 12,000 businesses worldwide. We are proud to help businesses, both big and small to grow and thrive in domestic and international markets. Why us? We’re in the business of relationships. We know real value lies in real people, and it takes a motivated mindset and can-do attitude to belong here. It can be fast-paced and full-on, but we can handle it. We’re a collective of “got your back”, we collaborate together, take ownership and deliver for our clients every time. That way, everybody w
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PREMIUMNEW

Power Platform Engineer

Damia Group Ltd
Milton Keynes, Buckinghamshire
£45000 - £57000 per annum
Experience in a number of the following technologies: Java, Springboot, Jenkins, Typescript, React, PostGres, SQL Server, Kafka, ActiveMQ, ElasticSearch, AWS, Ansible, WSO2, REST, Docker, API Gateways, JavaScript, Mongo.
Experience in a number of the following technologies: Java, Springboot, Jenkins, Typescript, React, PostGres, SQL Server, Kafka, ActiveMQ, ElasticSearch, AWS, Ansible, WSO2, REST, Docker, API Gateways, JavaScript, Mongo.
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SCADA Tester

Stackstudio Digital Ltd.
Heathcote, CV34 6DD
Up to £60,000 per annum
Job Title: SCADA Tester - Location: Warwick, UK (Hybrid transitioning to fully on-site) Job Type: Permanent, Full-Time - About the Role - We are looking for a SCADA Tester to play a key role in validating SCADA systems for the Electricity Transmission sector. Based in the heart of Warwick, you'll be instrumental in designing, executing, and enhancing our testing strategies to keep our systems robust, secure, and effective. What You'll Do - Develop comprehensive test plans using JIRA/XRAY to ensure comprehensive coverage of SCADA system requirements. Validate 3rd-party supplier testing to ensure their outputs and processes meet our rigorous client delivery standards. Work closely with Scrum teams, Product Owners, and SCADA SMEs to refine user stories, test requirements, and align on core objectives. Track test progress, identify potential risks, and manage defects effi
Job Title: SCADA Tester - Location: Warwick, UK (Hybrid transitioning to fully on-site) Job Type: Permanent, Full-Time - About the Role - We are looking for a SCADA Tester to play a key role in validating SCADA systems for the Electricity Transmission sector. Based in the heart of Warwick, you'll be instrumental in designing, executing, and enhancing our testing strategies to keep our systems robust, secure, and effective. What You'll Do - Develop comprehensive test plans using JIRA/XRAY to ensure comprehensive coverage of SCADA system requirements. Validate 3rd-party supplier testing to ensure their outputs and processes meet our rigorous client delivery standards. Work closely with Scrum teams, Product Owners, and SCADA SMEs to refine user stories, test requirements, and align on core objectives. Track test progress, identify potential risks, and manage defects effi
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Backend Engineer

Anson Mccade
LE1, Leicester
From £55,000 to £70,000 per annum
Back End Engineer - Leicester, UK £55,000 £70,000 DOE - Hybrid - Our client is a recognised digital solutions provider supporting secure, large-scale programmes across government, defence, and public service domains. Theyre currently scaling their engineering capability and looking to bring on a Back End Engineer who is highly proficient in Java and Spring Boot. As a Back End Engineer, youll be embedded within a multidisciplinary agile delivery team, responsible for building secure, scalable, and high-performance backend systems. Youll play a critical role in shaping modern microservices architectures and delivering trusted solutions that solve real-world problems. * Designing and building RESTful APIs and microservices using Java and Spring Boot * Developing clean, efficient backend code that integrates seamlessly with wider systems
Back End Engineer - Leicester, UK £55,000 £70,000 DOE - Hybrid - Our client is a recognised digital solutions provider supporting secure, large-scale programmes across government, defence, and public service domains. Theyre currently scaling their engineering capability and looking to bring on a Back End Engineer who is highly proficient in Java and Spring Boot. As a Back End Engineer, youll be embedded within a multidisciplinary agile delivery team, responsible for building secure, scalable, and high-performance backend systems. Youll play a critical role in shaping modern microservices architectures and delivering trusted solutions that solve real-world problems. * Designing and building RESTful APIs and microservices using Java and Spring Boot * Developing clean, efficient backend code that integrates seamlessly with wider systems
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PREMIUM

What is the average salary for API in Northamptonshire?

Average salary per year
£57,499

The average salary for a API in Northamptonshire is £57,499. API in Northamptonshire salaries range from £47,499 to £77,499.

Find out more

How many API jobs are there in Northamptonshire?
There are 35 API jobs within 10 miles of Northamptonshire available on Totaljobs right now.
What other similar jobs are there to API jobs in Northamptonshire?
As well as API jobs in Northamptonshire, you can find Junior Cloud Engineer, Service, Hosting, amongst many others.
How many temporary and part-time API jobs are available in Northamptonshire?
There are 4 temporary API jobs and 7 part-time API jobs available in Northamptonshire at the moment.
Essential skills for an api career
A successful API career requires a blend of technical and soft skills. Proficiency in programming languages like JavaScript, Java, and Python, along with expertise in API design, cloud architecture, and web development, are crucial for roles such as backend developer or full stack developer.
What does a typical day look like for an api professional?
An API professional's day often involves designing, developing, and testing APIs, collaborating with cross-functional teams, and troubleshooting issues. A backend software engineer might work on integrating APIs with various platforms, whilst a servicenow developer could focus on customising and optimising API implementations.
Starting a career in api
To start an API career, focus on building a strong foundation in programming and understanding API architectures. Gain practical experience through personal projects, contribute to open-source initiatives, and consider pursuing relevant certifications in areas like Salesforce or Office 365 to enhance your marketability.
What are the different roles in the api industry?
The API industry offers diverse roles, including integration engineer, java developer, and product assistant. A magento developer might specialise in e-commerce APIs, whilst a drupal developer could focus on content management system integrations, showcasing the breadth of opportunities available in this field.