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26 Permanent API jobs in Hounslow + 10 miles

Backend Software Engineer Python API

Client Server
Queens Gate, SW7
£100000 - £130000 per annum + bonus + benefits
Backend Software Engineer / Developer (Python API) London to £130k - Apply now to find out more about this Backend Software Engineer / Developer (Python API Git) opportunity.
Backend Software Engineer / Developer (Python API) London to £130k - Apply now to find out more about this Backend Software Engineer / Developer (Python API Git) opportunity.
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PREMIUMNEW

.NET Developer

Halian Technology Limited
W1, Central London
From £55,000 to £70,000 per annum Plus bonus and benefits
Work on cloud-native solution development using AWS services such as Lambda, API Gateway, DynamoDB, S3, ECS, and more
Work on cloud-native solution development using AWS services such as Lambda, API Gateway, DynamoDB, S3, ECS, and more
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NEW

Senior .Net Developer

Halian Technology Limited
W1, Central London
From £70,000 to £90,000 per annum Plus bonus and benefits
Lead cloud-native solution development using AWS services such as Lambda, API Gateway, DynamoDB, S3, ECS, and more
Lead cloud-native solution development using AWS services such as Lambda, API Gateway, DynamoDB, S3, ECS, and more
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NEW

Shopify Developer

Halian Technology Limited
W1, Central London
From £70,000 to £90,000 per annum Plus bonus and benefits
Strong proficiency in Shopifys liquid templating language, API integrations, custom app development, and Shopify Plus.
Strong proficiency in Shopifys liquid templating language, API integrations, custom app development, and Shopify Plus.
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NEW
Royal Canin is undergoing a significant Digital Transformation journey. Our ability to solve the most critical problems across Mars in a User Centric way through Data & Analytics is fundamental to our growth ambition and transformation. Significant early success in this journey, and the introduction of many critical foundational capabilities, means that we are looking to accelerate our ability to solve problems and ultimately drive value for Mars Inc. The opportunities are significant for Mars, and the opportunities for those working in this space are both hugely exciting and rewarding. Connecting and deriving break-through insight from our Royal Canin and Petcare data ecosystems, leveraging the rapidly growing world of external data to get closer to our customers and consumers than ever before, and unlocking efficiencies and automation across our End-To-End Value Cha
Royal Canin is undergoing a significant Digital Transformation journey. Our ability to solve the most critical problems across Mars in a User Centric way through Data & Analytics is fundamental to our growth ambition and transformation. Significant early success in this journey, and the introduction of many critical foundational capabilities, means that we are looking to accelerate our ability to solve problems and ultimately drive value for Mars Inc. The opportunities are significant for Mars, and the opportunities for those working in this space are both hugely exciting and rewarding. Connecting and deriving break-through insight from our Royal Canin and Petcare data ecosystems, leveraging the rapidly growing world of external data to get closer to our customers and consumers than ever before, and unlocking efficiencies and automation across our End-To-End Value Cha
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Senior Product Owner

Halian Technology Limited
W1, Central London
From £90,000 to £110,000 per annum Plus bonus and benefits
My client is growing fintech company, redefining the way financial transactions are processed across borders. As a leader in the payments space, they leverage cutting-edge technology to provide secure, fast, and scalable solutions to a global customer base. They are seeking a Senior Product Owner to join their dynamic team and drive the development of our payments platform and banking network integrations. As a Senior Product Owner, you will take ownership of the product roadmap, strategy, and execution of key payments-related initiatives, including integration with banking networks, SWIFT, SEPA, and other payment processing protocols. You will work closely with cross-functional teams (engineering, design, operations, and business stakeholders) to build and enhance features that improve our payments infrastructure and create seamless experiences for our customers.
My client is growing fintech company, redefining the way financial transactions are processed across borders. As a leader in the payments space, they leverage cutting-edge technology to provide secure, fast, and scalable solutions to a global customer base. They are seeking a Senior Product Owner to join their dynamic team and drive the development of our payments platform and banking network integrations. As a Senior Product Owner, you will take ownership of the product roadmap, strategy, and execution of key payments-related initiatives, including integration with banking networks, SWIFT, SEPA, and other payment processing protocols. You will work closely with cross-functional teams (engineering, design, operations, and business stakeholders) to build and enhance features that improve our payments infrastructure and create seamless experiences for our customers.
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Salesforce Architect - Core Salesforce

Stott & May Professional Search Limited
TW3, Hounslow
£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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NEW

QA Engineer

La Fosse
Victoria, SW1
£50k - 55k per year
Use Postman to validate API endpoints before progressing to test environments. * API testing skills using Postman. * Experience in functional testing (web & API).
Use Postman to validate API endpoints before progressing to test environments. * API testing skills using Postman. * Experience in functional testing (web & API).
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FEATUREDNEW

Senior Shopify Developer (PHP / Laravel)

We Are Dcoded Limited
W10, West London
From £65,000 to £75,000 per annum
Development: Build and deploy Shopify apps using PHP (Laravel), integrating with the Shopify API and third-party tools. * API Development: Create and manage integrations using RESTful and GraphQL APIs. * Strong background in API integrations, webhooks, and secure auth (OAuth).
Development: Build and deploy Shopify apps using PHP (Laravel), integrating with the Shopify API and third-party tools. * API Development: Create and manage integrations using RESTful and GraphQL APIs. * Strong background in API integrations, webhooks, and secure auth (OAuth).
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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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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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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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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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Associate Director Enterprise Architecture

La Fosse
Mayfair, W1
£125k - 135k per year + Bonus, Company car or cash equivalent & Share
Job Title: Associate Director, Enterprise Architecture - Overview of the Role - The Associate Director of Enterprise Architecture is responsible for empowering both business and technology leadership to make informed decisions that strike a balance between immediate operational demands, emerging opportunities, and long-term strategic goals. This is achieved by leading and shaping the enterprise architecture function, establishing and promoting architectural principles and standards, maintaining a clear target digital architecture and roadmap, and offering strategic guidance. Key Responsibilities * Develop and continuously evolve the organisation's enterprise architecture framework, principles, standards, and roadmaps to ensure alignment with overall business strategy. * Drive the creation and maintenance of a comprehensive technology strategy and roadmap that integrat
Job Title: Associate Director, Enterprise Architecture - Overview of the Role - The Associate Director of Enterprise Architecture is responsible for empowering both business and technology leadership to make informed decisions that strike a balance between immediate operational demands, emerging opportunities, and long-term strategic goals. This is achieved by leading and shaping the enterprise architecture function, establishing and promoting architectural principles and standards, maintaining a clear target digital architecture and roadmap, and offering strategic guidance. Key Responsibilities * Develop and continuously evolve the organisation's enterprise architecture framework, principles, standards, and roadmaps to ensure alignment with overall business strategy. * Drive the creation and maintenance of a comprehensive technology strategy and roadmap that integrat
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FEATUREDNEW

Senior Salesforce Administrator

Halian Technology Limited
W1, Central London
From £60,000 to £70,000 per annum
AWS Knowledge: Strong experience in integrating Salesforce with AWS cloud services, including AWS Lambda, API Gateway, S3, and DynamoDB.
AWS Knowledge: Strong experience in integrating Salesforce with AWS cloud services, including AWS Lambda, API Gateway, S3, and DynamoDB.
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Senior Product Owner

Halian Technology Limited
W1, Central London
From £80,000 to £90,000 per annum Plus bonus and benefits
My client is growing fintech company, redefining the way financial transactions are processed across borders. As a leader in the payments space, they leverage cutting-edge technology to provide secure, fast, and scalable solutions to a global customer base. They are seeking a Senior Product Owner to join their dynamic team and drive the development of our payments platform and banking network integrations. Job Overview: As a Senior Product Owner, you will take ownership of the product roadmap, strategy, and execution of key payments-related initiatives, including integration with banking networks, SWIFT, SEPA, and other payment processing protocols. You will work closely with cross-functional teams (engineering, design, operations, and business stakeholders) to build and enhance features that improve our payments infrastructure and create seamless experiences for our
My client is growing fintech company, redefining the way financial transactions are processed across borders. As a leader in the payments space, they leverage cutting-edge technology to provide secure, fast, and scalable solutions to a global customer base. They are seeking a Senior Product Owner to join their dynamic team and drive the development of our payments platform and banking network integrations. Job Overview: As a Senior Product Owner, you will take ownership of the product roadmap, strategy, and execution of key payments-related initiatives, including integration with banking networks, SWIFT, SEPA, and other payment processing protocols. You will work closely with cross-functional teams (engineering, design, operations, and business stakeholders) to build and enhance features that improve our payments infrastructure and create seamless experiences for our
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Full Stack Engineer

DTG Global Ltd
W1, Central London
Up to £75,000 per annum
A fast-growingstartupin London is looking for a talentedFull Stack Engineerto join their early-stage team. This is an exciting opportunity to work directly with founders and shape both the product and the technology stack from the ground up. About the Company - This startup is solving areal-world problemin a rapidly growing sector, backed by experienced investors and operators. They are building a product that already has strong market demand, and they are now expanding their engineering team to accelerate development and delivery. The environment isfast-paced, collaborative, and highly flexible, giving engineers plenty of autonomy to shape the way they work and influence key technical decisions. The company operatesremote-first, though they have a London base for those who prefer some in-person time. The Role
A fast-growingstartupin London is looking for a talentedFull Stack Engineerto join their early-stage team. This is an exciting opportunity to work directly with founders and shape both the product and the technology stack from the ground up. About the Company - This startup is solving areal-world problemin a rapidly growing sector, backed by experienced investors and operators. They are building a product that already has strong market demand, and they are now expanding their engineering team to accelerate development and delivery. The environment isfast-paced, collaborative, and highly flexible, giving engineers plenty of autonomy to shape the way they work and influence key technical decisions. The company operatesremote-first, though they have a London base for those who prefer some in-person time. The Role
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Solutions Architect

EVOLVE IN RECRUITMENT LTD
SW1, South West London
From £80,000 to £95,000 per annum
Job Title: Solutions Architect - Location: Mutiple Locatoins - London, Bristol, Manchester, Belfast - Salary £80k - £95k * Solution Design and Architecture: Develop and document high-level and detailed architectural designs for complex systems, ensuring that solutions meet business and technical requirements. * Collaborate with Stakeholders: Work closely with business leaders, IT teams, and external partners to understand business needs, translate them into technical requirements, and propose the best possible solutions. * Technology Roadmap: Create and maintain a technology roadmap that aligns with the clients's strategy, identifying opportunities to improve existing systems or leverage new technologies. * System Integration: Design and implement integration strategies that allow disparate systems to work together seamlessly, ensuring data consistency, system reliabi
Job Title: Solutions Architect - Location: Mutiple Locatoins - London, Bristol, Manchester, Belfast - Salary £80k - £95k * Solution Design and Architecture: Develop and document high-level and detailed architectural designs for complex systems, ensuring that solutions meet business and technical requirements. * Collaborate with Stakeholders: Work closely with business leaders, IT teams, and external partners to understand business needs, translate them into technical requirements, and propose the best possible solutions. * Technology Roadmap: Create and maintain a technology roadmap that aligns with the clients's strategy, identifying opportunities to improve existing systems or leverage new technologies. * System Integration: Design and implement integration strategies that allow disparate systems to work together seamlessly, ensuring data consistency, system reliabi
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DevOps Engineer

CURE TALENT LIMITED
W1C, West London
From £80,000 to £90,000 per annum Neg. DOE + Benefits
Bonus: Experience with container orchestration (Docker/Kubernetes) and familiarity with back-end API development.
Bonus: Experience with container orchestration (Docker/Kubernetes) and familiarity with back-end API development.
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The ideal candidate will have significant in-depth business process and technical experience in SAP Cloud Platform Integration, API Management and EIC, and will be able to act in an advisory capacity for pertinent design decisions and on the most appropriate approach to delivery. * Extensive retail experience of development and administration of SAP Cloud Platform Integration, SAP API Management (Integration Suite), Edge Integration Cell and Advanced Event Mesh
The ideal candidate will have significant in-depth business process and technical experience in SAP Cloud Platform Integration, API Management and EIC, and will be able to act in an advisory capacity for pertinent design decisions and on the most appropriate approach to delivery. * Extensive retail experience of development and administration of SAP Cloud Platform Integration, SAP API Management (Integration Suite), Edge Integration Cell and Advanced Event Mesh
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FEATUREDNEW
This includes API integration solutions running in Microsoft Azure and Amazon AWS with languages being primarily JAVA with some .NET technology stack, increasingly leveraging MS Azure cloud, to serve vehicle data to internal systems. Physical vehicle testing to ensure the API works as expected. Basic knowledge around the use of Postman for API testing.
This includes API integration solutions running in Microsoft Azure and Amazon AWS with languages being primarily JAVA with some .NET technology stack, increasingly leveraging MS Azure cloud, to serve vehicle data to internal systems. Physical vehicle testing to ensure the API works as expected. Basic knowledge around the use of Postman for API testing.
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Frequently Asked Questions

How many permanent API jobs are there in Hounslow?
There are 26 permanent API jobs within 10 miles of Hounslow available on Totaljobs right now.
What other similar jobs are there to permanent API jobs in Hounslow?
As well as permanent API jobs in Hounslow, you can find permanent Service, Salesforce Developer, Hosting, amongst many others.