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2 Permanent API jobs in Guildford + 10 miles

529 exact matches jobs are outside your preferred location

Senior .Net Developer

Halian Technology Limited
W1, Central London
From £70,000 to £75,000 per annum Plus benefits
We are seeking a highly skilled Senior .NET Developer to join my clients growing technology team. This role requires strong expertise in .NET development, deep knowledge of SQL and database management, and a solid understanding of software architecture and solution design. Experience in the payments and e-card industry is highly desirable. You will get the opportunity to work with global and worldwide brands such as Google, Sony and Visa to name of the many organisations. Key Responsibilities * Design, develop, and maintain scalable and robust .NET applications. Lead the implementation of technical solutions aligned with business goals. * Optimize and manage complex SQL databases and ensure data integrity and performance. * Collaborate with cross-functional teams including Product, QA, and DevOps.
We are seeking a highly skilled Senior .NET Developer to join my clients growing technology team. This role requires strong expertise in .NET development, deep knowledge of SQL and database management, and a solid understanding of software architecture and solution design. Experience in the payments and e-card industry is highly desirable. You will get the opportunity to work with global and worldwide brands such as Google, Sony and Visa to name of the many organisations. Key Responsibilities * Design, develop, and maintain scalable and robust .NET applications. Lead the implementation of technical solutions aligned with business goals. * Optimize and manage complex SQL databases and ensure data integrity and performance. * Collaborate with cross-functional teams including Product, QA, and DevOps.
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Functional Consultant - D365 Field Service

Kinetech Recruitment
EC1V, City of London, EC1V 2NX
Up to £60,000 per annum + Bonus + Benefits
Functional Consultant Microsoft Dynamics 365 Field Service & CE - Fully Remote (UK-based) Salary up to £60,000 + bonus - An ambitious early-stage business is looking for a Functional Consultant for Dynamics 365 Field Service and other CE modules (Customer Service / Sales) a critical tool for the business. The Role - As Functional Consultant, you will take full ownership of Microsoft Dynamics Field Service product, acting as the vital link between business operations and technical solutions. You will manage change requests, and oversee the integration of acquired businesses into the group platform. Key Responsibilities * Help to define Product Strategy:Shape the vision and roadmap for the Dynamics 365 Field Service to support business growth. * Collaborate with Stakeholders:Gather, prioritise, and translate business needs into detailed plans.
Functional Consultant Microsoft Dynamics 365 Field Service & CE - Fully Remote (UK-based) Salary up to £60,000 + bonus - An ambitious early-stage business is looking for a Functional Consultant for Dynamics 365 Field Service and other CE modules (Customer Service / Sales) a critical tool for the business. The Role - As Functional Consultant, you will take full ownership of Microsoft Dynamics Field Service product, acting as the vital link between business operations and technical solutions. You will manage change requests, and oversee the integration of acquired businesses into the group platform. Key Responsibilities * Help to define Product Strategy:Shape the vision and roadmap for the Dynamics 365 Field Service to support business growth. * Collaborate with Stakeholders:Gather, prioritise, and translate business needs into detailed plans.
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Java Backend Developer

Responsiv Solutions Ltd.
RG12, Bracknell
Unspecified
If you have skills in API and Web product development, we need YOU to enhance our capabilities, become embedded within Responsiv, and deliver on technical projects. You should be self-motivated, proactive, and eager to learn, with strong API and web development skills.
If you have skills in API and Web product development, we need YOU to enhance our capabilities, become embedded within Responsiv, and deliver on technical projects. You should be self-motivated, proactive, and eager to learn, with strong API and web development skills.
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NEW
About Altitude Angel - The end of 2024 marked a decade of Altitude Angel a journey driven by innovation, collaboration and a shared vision of shaping future skies with the safe and unsegregated integration of uncrewed aviation. Since the beginnings in 2014, weve transformed the landscape of drone and airspace management, delivering future proof solutions to connect skies and communities safely and efficiently. By laying the foundations for the safe integration of Uncrewed Aerial Systems (UAS) into shared airspace, were paving the way for the future of Advanced Air Mobility (AAM) and fully integrated airspace. About the Role - Working with our talented technical and commercial teams, you will lead the ideation, design, delivery and iteration of our GuardianUTM platform, fulfilling our vision of Automated Flight Everywhere, For Everyone and enabling the safe integration
About Altitude Angel - The end of 2024 marked a decade of Altitude Angel a journey driven by innovation, collaboration and a shared vision of shaping future skies with the safe and unsegregated integration of uncrewed aviation. Since the beginnings in 2014, weve transformed the landscape of drone and airspace management, delivering future proof solutions to connect skies and communities safely and efficiently. By laying the foundations for the safe integration of Uncrewed Aerial Systems (UAS) into shared airspace, were paving the way for the future of Advanced Air Mobility (AAM) and fully integrated airspace. About the Role - Working with our talented technical and commercial teams, you will lead the ideation, design, delivery and iteration of our GuardianUTM platform, fulfilling our vision of Automated Flight Everywhere, For Everyone and enabling the safe integration
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Senior .NET Engineer

InterQuest Group (UK) Limited
London
£75k - 85k per year
You will bring with you prior experience of developing Web API based applications written in .NET Framework or .NET Core, working in medium sized development teams utilizing features such as Azure web apps, SQL PaaS databases, blob storage, service bus, and other Azure services.
You will bring with you prior experience of developing Web API based applications written in .NET Framework or .NET Core, working in medium sized development teams utilizing features such as Azure web apps, SQL PaaS databases, blob storage, service bus, and other Azure services.
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Back-End Developer

In Technology Group Limited
RG1, Reading
£46000 - £60000 per annum + Benefits
Job Title: Back-End Developer - Location: Reading (Hybrid) Salary: Up to £60,000 DOE - Are you passionate about building powerful backend systems that drive real-world impact? Benefits! Hybrid Flexibility - Balance office time and remote work your way? Modern Tech Stack - Node.js, Python, .NET, cloud-native tools & more? Career Development - Ongoing training, mentorship, and progression? Innovative Projects - Get hands-on with meaningful, high-impact work * Build Robust Backends - Design and develop high-performance APIs and services * Data Management - Work with SQL and NoSQL databases (PostgreSQL, MongoDB, etc.) * Cloud Deployment - Deploy scalable apps via AWS, Azure, or GCP * Implement DevOps Practices - CI/CD pipelines, Docker, Kubernetes * Collaborate Across Teams - Work with product & frontend devs to deliver end-to-end solutions
Job Title: Back-End Developer - Location: Reading (Hybrid) Salary: Up to £60,000 DOE - Are you passionate about building powerful backend systems that drive real-world impact? Benefits! Hybrid Flexibility - Balance office time and remote work your way? Modern Tech Stack - Node.js, Python, .NET, cloud-native tools & more? Career Development - Ongoing training, mentorship, and progression? Innovative Projects - Get hands-on with meaningful, high-impact work * Build Robust Backends - Design and develop high-performance APIs and services * Data Management - Work with SQL and NoSQL databases (PostgreSQL, MongoDB, etc.) * Cloud Deployment - Deploy scalable apps via AWS, Azure, or GCP * Implement DevOps Practices - CI/CD pipelines, Docker, Kubernetes * Collaborate Across Teams - Work with product & frontend devs to deliver end-to-end solutions
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FEATURED
Full Stack Software Developer ASP.NET C# jQuery HTML5 SQL - The ideal candidatewill be responsible for building and maintaining internal and external facing web applications. You will be working in a team of experienced developers to build highly performing systems that improve efficiency. Teams use Agile Methodology and follow Scrum and Kanban Frameworks. *ASP.NET C# jQuery HTML5 SQL Azure GIT - Job requirements - Role Responsibilities * Maintain existing products and provide resolutions to Escalated Support Calls within the agreed SLAs * Require testing developments from end to end before passed to Acceptance Testing * Ability to adapt quickly to an existing, complex environment * Evaluate, redesign and modify existing program logic to quickly and efficiently meet and exceed customer needs, by integrating new requirements and by applying proven development paths
Full Stack Software Developer ASP.NET C# jQuery HTML5 SQL - The ideal candidatewill be responsible for building and maintaining internal and external facing web applications. You will be working in a team of experienced developers to build highly performing systems that improve efficiency. Teams use Agile Methodology and follow Scrum and Kanban Frameworks. *ASP.NET C# jQuery HTML5 SQL Azure GIT - Job requirements - Role Responsibilities * Maintain existing products and provide resolutions to Escalated Support Calls within the agreed SLAs * Require testing developments from end to end before passed to Acceptance Testing * Ability to adapt quickly to an existing, complex environment * Evaluate, redesign and modify existing program logic to quickly and efficiently meet and exceed customer needs, by integrating new requirements and by applying proven development paths
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Full Stack .Net Developer (Umbraco CMS)

Hays Technology
Southampton, Hampshire
£45000 - £55000 per annum + £45000 - £55000
You'll be responsible for the ongoing development of their core digital developments, mainly based on .Net framework and API Integrations. Also Web API & Azure technologies.
You'll be responsible for the ongoing development of their core digital developments, mainly based on .Net framework and API Integrations. Also Web API & Azure technologies.
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FEATURED

Platform Engineering Lead

Henderson Scott
EC1, City of London
£100000 - £900000 per annum
Drive the development of cloud-native applications, with a strong focus on modern JavaScript frameworks and API/microservices architecture. * Strong background in JavaScript frameworks, microservices, and API development.
Drive the development of cloud-native applications, with a strong focus on modern JavaScript frameworks and API/microservices architecture. * Strong background in JavaScript frameworks, microservices, and API development.
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FEATURED
* 6+ years of hands-on development experience with 5G SBA network functions (e.g., AMF, SMF, NRF, PCF, UDM) * Strong programming skills in languages such as Go, Java, or C++ * Proficient in building microservices and working with REST/gRPC APIs * Experience in Docker and Kubernetes in deploying services over public or private clouds * Solid understanding of 3GPP specs (especially TS 23.501, 23.502, 29.500+ series
* 6+ years of hands-on development experience with 5G SBA network functions (e.g., AMF, SMF, NRF, PCF, UDM) * Strong programming skills in languages such as Go, Java, or C++ * Proficient in building microservices and working with REST/gRPC APIs * Experience in Docker and Kubernetes in deploying services over public or private clouds * Solid understanding of 3GPP specs (especially TS 23.501, 23.502, 29.500+ series
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Staff Quality Engineer (Mobile Apps)

John Lewis Head Office
RG12, Bracknell
From £70,000 to £100,000 per annum
As the UKs most successful omni-channel retailer which includes two of the UKs most loved department store and grocery brands, with annual sales revenues in excess of £12B. The Partnership also includes a rapidly growing Financial Services business, with growth of 22% in 2022/23 - Our Engineering practice includes 60+ teams, working on everything from Cloud Platforms to Mobile Apps, from eCommerce functionality to Machine Learning. Our Engineers work collaboratively and share knowledge, and learning is extremely important to us. We support our Engineers to continuously improve their skills and keep abreast of the latest technologies. This advertised role, Senior Quality Engineer (Mobile), is known internally as Product Engineer (PL6). (Find out more about being a Product Engineer in the Partnership, and the technology we use.
As the UKs most successful omni-channel retailer which includes two of the UKs most loved department store and grocery brands, with annual sales revenues in excess of £12B. The Partnership also includes a rapidly growing Financial Services business, with growth of 22% in 2022/23 - Our Engineering practice includes 60+ teams, working on everything from Cloud Platforms to Mobile Apps, from eCommerce functionality to Machine Learning. Our Engineers work collaboratively and share knowledge, and learning is extremely important to us. We support our Engineers to continuously improve their skills and keep abreast of the latest technologies. This advertised role, Senior Quality Engineer (Mobile), is known internally as Product Engineer (PL6). (Find out more about being a Product Engineer in the Partnership, and the technology we use.
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* 6+ years of hands-on development experience with 5G SBA network functions (e.g., AMF, SMF, NRF, PCF, UDM) * Strong programming skills in languages such as Go, Java, or C++ * Proficient in building microservices and working with REST/gRPC APIs * Experience in Docker and Kubernetes in deploying services over public or private clouds * Solid understanding of 3GPP specs (especially TS 23.501, 23.502, 29.500+ series
* 6+ years of hands-on development experience with 5G SBA network functions (e.g., AMF, SMF, NRF, PCF, UDM) * Strong programming skills in languages such as Go, Java, or C++ * Proficient in building microservices and working with REST/gRPC APIs * Experience in Docker and Kubernetes in deploying services over public or private clouds * Solid understanding of 3GPP specs (especially TS 23.501, 23.502, 29.500+ series
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Senior Product Owner - FX

Halian Technology Limited
W1, Central London
From £80,000 to £95,000 per annum
My client is seeking a Senior Product Owner with deep FX experience to own and drive the development of our FX and treasury-related products. You will work across cross-functional teams to shape our product strategy, with a focus on FX-as-a-Service, liquidity integration, deposit innovation (including zero-deposit solutions), forwards, and hedging products. This role demands a blend of strategic thinking, market understanding, and hands-on delivery skills. You'll be working closely with engineering, sales, operations, and external partners to deliver high-impact solutions that meet customer needs and strengthen our market position. Key Responsibilities * Own the end-to-end product lifecycle for FX and treasury products, from ideation to delivery and ongoing optimization. o FX-as-a-Service capabilities - o Integrated liquidity partnerships (e.g., with Tier 1 providers,
My client is seeking a Senior Product Owner with deep FX experience to own and drive the development of our FX and treasury-related products. You will work across cross-functional teams to shape our product strategy, with a focus on FX-as-a-Service, liquidity integration, deposit innovation (including zero-deposit solutions), forwards, and hedging products. This role demands a blend of strategic thinking, market understanding, and hands-on delivery skills. You'll be working closely with engineering, sales, operations, and external partners to deliver high-impact solutions that meet customer needs and strengthen our market position. Key Responsibilities * Own the end-to-end product lifecycle for FX and treasury products, from ideation to delivery and ongoing optimization. o FX-as-a-Service capabilities - o Integrated liquidity partnerships (e.g., with Tier 1 providers,
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Senior .NET Developer (C# / Umbraco)

Network IT
Eastleigh, Hampshire
£45000 - £55000 per annum
Role: Senior .NET Developer (C# / Umbraco) Location: Eastleigh - Salary: £45,000 - £55,000 - Were looking for a skilled and forward-thinking Senior .NET Developer to help deliver high-quality digital services and customer experiences. In this pivotal role, youll design, build, and enhance scalable .NET applications with a strong focus on Umbraco CMS development and integration. Youll work as part of an agile team to support the delivery of secure, efficient, and innovative solutions across the business. Senior .NET Developer Responsibilities * Lead on the design, development, and maintenance of robust .NET-based web applications * Take ownership of Umbraco CMS development and optimisation, ensuring seamless content delivery and integration * Build and consume APIs to connect systems including Dynamics 365, CRM, and other platforms
Role: Senior .NET Developer (C# / Umbraco) Location: Eastleigh - Salary: £45,000 - £55,000 - Were looking for a skilled and forward-thinking Senior .NET Developer to help deliver high-quality digital services and customer experiences. In this pivotal role, youll design, build, and enhance scalable .NET applications with a strong focus on Umbraco CMS development and integration. Youll work as part of an agile team to support the delivery of secure, efficient, and innovative solutions across the business. Senior .NET Developer Responsibilities * Lead on the design, development, and maintenance of robust .NET-based web applications * Take ownership of Umbraco CMS development and optimisation, ensuring seamless content delivery and integration * Build and consume APIs to connect systems including Dynamics 365, CRM, and other platforms
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FEATUREDNEW

Senior Full Stack Web Developer

Profile 29
IG10, Loughton
From £90,000 to £120,000 per annum + benefits (see advert)
As a member of their team, you will have the opportunity to work on their public-facing API and back-office websites in a Test-Driven Agile environment.
As a member of their team, you will have the opportunity to work on their public-facing API and back-office websites in a Test-Driven Agile environment.
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Python Developer

Digital Appointments
HP11, High Wycombe, HP11 2DH
to £42000
This well-established and pioneering data platform company is seeking a talented Python Developer to join their innovative and growing team. This is a fantastic opportunity to contribute to a cutting-edge platform in a predominantly remote role, offering an excellent work-life balance. There will be a need to visit the office around twice a month - Our client is at the forefront of data solutions, and they are looking for a Python Developer with robust experience, particularly with FastAPI, to help build and enhance their sophisticated systems. If you are passionate about clean code, scalable architecture, and working with modern technologies, this role is for you. * Designing, developing, and maintaining high-quality, scalable, and efficient Python code. * Building and integrating robust APIs, with a strong focus on FastAPI.
This well-established and pioneering data platform company is seeking a talented Python Developer to join their innovative and growing team. This is a fantastic opportunity to contribute to a cutting-edge platform in a predominantly remote role, offering an excellent work-life balance. There will be a need to visit the office around twice a month - Our client is at the forefront of data solutions, and they are looking for a Python Developer with robust experience, particularly with FastAPI, to help build and enhance their sophisticated systems. If you are passionate about clean code, scalable architecture, and working with modern technologies, this role is for you. * Designing, developing, and maintaining high-quality, scalable, and efficient Python code. * Building and integrating robust APIs, with a strong focus on FastAPI.
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Software Engineer - React

Halian Technology Limited
W1, Central London
From £60,000 to £70,000 per annum
My client is an innovative fintech company at the forefront of transforming financial services through cutting-edge technology. We aim to build seamless, secure, and scalable solutions that simplify the world of finance for our clients. They are collaborative and agile team thrives in a fast-paced environment, and they're looking for a talented Frontend Engineer to join their growing development team. As a Frontend Engineer, you will play a key role in developing user-friendly, high-performance, and responsive web applications. You will work closely with product managers, backend engineers, and designers to create modern, feature-rich applications that integrate seamlessly with cloud-based services. You will leverage your expertise in React, TypeScript, and AWS to build scalable and maintainable solutions that power financial applications.
My client is an innovative fintech company at the forefront of transforming financial services through cutting-edge technology. We aim to build seamless, secure, and scalable solutions that simplify the world of finance for our clients. They are collaborative and agile team thrives in a fast-paced environment, and they're looking for a talented Frontend Engineer to join their growing development team. As a Frontend Engineer, you will play a key role in developing user-friendly, high-performance, and responsive web applications. You will work closely with product managers, backend engineers, and designers to create modern, feature-rich applications that integrate seamlessly with cloud-based services. You will leverage your expertise in React, TypeScript, and AWS to build scalable and maintainable solutions that power financial applications.
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Please note that this role is 100% office based. Please apply if you are local to the postcode of PO13 - Permanent Role - £36500 - Location: Gosport - Department: IT - Reports to: IT Service Delivery Manager - We are looking for an Application Support Engineer to join our IT Team. This role is ideal for someone who is a problem- solver with a solid understanding of IT systems in the logistics sector, ready to collaborate with cross-functional teams to enhance operational efficiency. Key Responsibilities - Application Support and Troubleshooting - System Maintenance and Upgrades - User Support and Training - Collaboration and Continuous Improvement - Monitoring and Reporting - Documentation and Compliance - Ensure applications comply with industry regulations, security standards, and internal policies. Key Skills and Experience - Bachelor's degree in computer science,
Please note that this role is 100% office based. Please apply if you are local to the postcode of PO13 - Permanent Role - £36500 - Location: Gosport - Department: IT - Reports to: IT Service Delivery Manager - We are looking for an Application Support Engineer to join our IT Team. This role is ideal for someone who is a problem- solver with a solid understanding of IT systems in the logistics sector, ready to collaborate with cross-functional teams to enhance operational efficiency. Key Responsibilities - Application Support and Troubleshooting - System Maintenance and Upgrades - User Support and Training - Collaboration and Continuous Improvement - Monitoring and Reporting - Documentation and Compliance - Ensure applications comply with industry regulations, security standards, and internal policies. Key Skills and Experience - Bachelor's degree in computer science,
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Integration Developer

Comtecs
Moorgate, EC2
From £75,000 to £95,000 per annum +Bonus +Benefits
Develop Azure-based integration solutions using Logic Apps, Service Bus, Function Apps, API * Logic Apps, Service Bus, API Management
Develop Azure-based integration solutions using Logic Apps, Service Bus, Function Apps, API * Logic Apps, Service Bus, API Management
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Salesforce Architect - Core Salesforce

Stott & May
Hounslow, London
£95000 - £107000.00 per annum
Location: London (Hybrid) Salary: £107,000 + Up to 25% Bonus + Up to 12% Pension + £4,000 Travel Allowance - Department: Information Technology - Architecture - Shape the Future of Digital Commerce and Customer Experience - We're seeking an experienced Salesforce Architect to lead the technical strategy, design, and delivery of enterprise-scale solutions across Salesforce platforms. This is a key leadership role for someone passionate about customer-centric technology, scalable architecture, and driving digital transformation in a complex and fast-paced environment. You'll play a critical role in evolving our e-commerce and customer engagement platforms using Salesforce Commerce Cloud, Service Cloud, Experience Cloud, and Order Management. What You'll Be Doing - Architect and implement scalable, high-performance Salesforce solutions tailored to business needs.
Location: London (Hybrid) Salary: £107,000 + Up to 25% Bonus + Up to 12% Pension + £4,000 Travel Allowance - Department: Information Technology - Architecture - Shape the Future of Digital Commerce and Customer Experience - We're seeking an experienced Salesforce Architect to lead the technical strategy, design, and delivery of enterprise-scale solutions across Salesforce platforms. This is a key leadership role for someone passionate about customer-centric technology, scalable architecture, and driving digital transformation in a complex and fast-paced environment. You'll play a critical role in evolving our e-commerce and customer engagement platforms using Salesforce Commerce Cloud, Service Cloud, Experience Cloud, and Order Management. What You'll Be Doing - Architect and implement scalable, high-performance Salesforce solutions tailored to business needs.
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Python Developer - Hybrid Remote

Vertech Group (UK) Ltd
NW3, North West London
From £90,000 to £97,000 per annum + Benefits
Senior Python Developer - Location:3 days per week remote / 2 days in NW London - Salary:Circa 90K 97K + Benefits - Work Permit:Sponsorship provided (fluent English required) Senior Python Developerrequired by a fast-growing, tech-led business! This is a varied, challenging role within a talented team, where youll focus on building scalable, reliable backend systems while also sharing knowledge and guiding less experienced developers where needed * Solid background in backend development using Python (Flask, FastAPI, or similar) * Demonstrated experience building RESTful APIs * Skilled in Docker and/or Kubernetes * Experience in automating builds (CI/CD) * Exposure to Google Cloud Platform (GCP) * Strong grasp of clean code practices and scalable architecture * Experience of Agile methodologies * Excellent communication and collaboration skills
Senior Python Developer - Location:3 days per week remote / 2 days in NW London - Salary:Circa 90K 97K + Benefits - Work Permit:Sponsorship provided (fluent English required) Senior Python Developerrequired by a fast-growing, tech-led business! This is a varied, challenging role within a talented team, where youll focus on building scalable, reliable backend systems while also sharing knowledge and guiding less experienced developers where needed * Solid background in backend development using Python (Flask, FastAPI, or similar) * Demonstrated experience building RESTful APIs * Skilled in Docker and/or Kubernetes * Experience in automating builds (CI/CD) * Exposure to Google Cloud Platform (GCP) * Strong grasp of clean code practices and scalable architecture * Experience of Agile methodologies * Excellent communication and collaboration skills
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What is the average salary for API in Guildford?

Average salary per year
£52,499

The average salary for a API in Guildford is £52,499. API in Guildford salaries range from £47,499 to £69,999.

Frequently Asked Questions

How many permanent API jobs are there in Guildford?
There are 2 permanent API jobs within 10 miles of Guildford available on Totaljobs right now.
What other similar jobs are there to permanent API jobs in Guildford?
As well as permanent API jobs in Guildford, you can find permanent Junior Cloud Engineer, Servicenow, Service, amongst many others.