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        63 API jobs in Watford + 20 miles

        Axway API Developer

        Randstad Digital
        EC1, City of London
        £500 - £650 per day
        A top-tier defense organization is looking for an experienced Axway API Developer / Administrator to join their team on a 6-month contract. * Axway's core products: Policy Studio, API Gateway, and API Manager. If you are an experienced professional with a background in API, MFT, or secure file transfers, this could be the perfect opportunity for you.
        A top-tier defense organization is looking for an experienced Axway API Developer / Administrator to join their team on a 6-month contract. * Axway's core products: Policy Studio, API Gateway, and API Manager. If you are an experienced professional with a background in API, MFT, or secure file transfers, this could be the perfect opportunity for you.
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        NEWFEATURED

        Integration Architect

        Lynx Recruitment Limited
        SW1W, South West London
        From £85,000 to £100,000 per annum
        Create high-level architectural assets, including API catalogues, application and connectivity models, guiding detailed design - Solid understanding of SOA, REST, and API management principles - Proficient with XSD, XML, XSLT, JSON, API
        Create high-level architectural assets, including API catalogues, application and connectivity models, guiding detailed design - Solid understanding of SOA, REST, and API management principles - Proficient with XSD, XML, XSLT, JSON, API
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        Champion best practices across testing disciplines including unit, integration, UI, API, and performance * Knowledge of web, mobile, API/microservices testing and contract testing (e.g. PACT)
        Champion best practices across testing disciplines including unit, integration, UI, API, and performance * Knowledge of web, mobile, API/microservices testing and contract testing (e.g. PACT)
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        PREMIUM

        Lead Java SDET

        Deerfoot Recruitment Solutions
        The City, EC4N 6JD
        £90000 - £120000 per annum + Benefits + Bonus + Hybrid Working
        Lead SDET | SDET | Software Development Engineer in Test | Test Manager | Test Lead | Lead Test Engineer | Principal Test Engineer | QA Lead | Quality Assurance Lead | Software Test Lead | Automation Lead | Java | Unit Testing | Contract Testing | REST | API | Java OOP | API Testing | Cucumber | Selenium WebDriver | JSON | Performance Testing | Leadership
        Lead SDET | SDET | Software Development Engineer in Test | Test Manager | Test Lead | Lead Test Engineer | Principal Test Engineer | QA Lead | Quality Assurance Lead | Software Test Lead | Automation Lead | Java | Unit Testing | Contract Testing | REST | API | Java OOP | API Testing | Cucumber | Selenium WebDriver | JSON | Performance Testing | Leadership
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        FEATURED
        Perform Dataverse customizations, SQL queries, and CRUD operations using REST/Web API calls. * JavaScript (customizations & API calls)
        Perform Dataverse customizations, SQL queries, and CRUD operations using REST/Web API calls. * JavaScript (customizations & API calls)
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        NEW
        As a Software Developer you will focus on enabling the core product, written in C / C++ for Windows and Linux to run on Apple Mac software, using the latest Extensions, tools and API integrations.
        As a Software Developer you will focus on enabling the core product, written in C / C++ for Windows and Linux to run on Apple Mac software, using the latest Extensions, tools and API integrations.
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        NEWPREMIUM
        Proficiency in at least one major API testing framework - Experience withAzure (APIM, Azure Functions, API Services), React/React-Native and.NET Core
        Proficiency in at least one major API testing framework - Experience withAzure (APIM, Azure Functions, API Services), React/React-Native and.NET Core
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        NEW

        Azure Developer

        Queen Square Recruitment Limited
        EC2N, City of London
        From £500 to £600 per day inside IR35, DOE
        Develop cloud-native applications using Azure Cosmos DB (SQL API, Mongo API) * Experience with SQL API and familiarity with other APIs
        Develop cloud-native applications using Azure Cosmos DB (SQL API, Mongo API) * Experience with SQL API and familiarity with other APIs
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        NEW

        Solution Architect

        Stackstudio Digital Ltd.
        SL4, Windsor
        From £525 to £550 per day
        Job Title: Solution Architect - Location: Windsor, UK - Work Model: Hybrid (1 day per week in office) Job Type: Contract (Inside IR35) Duration: 6 Months - We are seeking an experienced Solution Architect to join our team in Windsor. You will play a key role in defining, communicating, and implementing strategic technology standards and roadmaps, ensuring robust and scalable solutions for business transformation initiatives. This is a hybrid role requiring one day per week in the office. * Identify, publish, and communicate strategic technology standards, frameworks, principles, and roadmaps to guide technology decisions and leverage efficiency opportunities. * Analyze the impact of implementing new technologies into the IT infrastructure. * Assist Solution Architects, Product Specialists, and Project Managers in matching technology services to specific business servi
        Job Title: Solution Architect - Location: Windsor, UK - Work Model: Hybrid (1 day per week in office) Job Type: Contract (Inside IR35) Duration: 6 Months - We are seeking an experienced Solution Architect to join our team in Windsor. You will play a key role in defining, communicating, and implementing strategic technology standards and roadmaps, ensuring robust and scalable solutions for business transformation initiatives. This is a hybrid role requiring one day per week in the office. * Identify, publish, and communicate strategic technology standards, frameworks, principles, and roadmaps to guide technology decisions and leverage efficiency opportunities. * Analyze the impact of implementing new technologies into the IT infrastructure. * Assist Solution Architects, Product Specialists, and Project Managers in matching technology services to specific business servi
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        NEW
        Client Roles - At Peregrine, were proud to be recruiting on behalf of our clients. We are recruiting an exciting opportunity for a Principal Design Architect, responsible for designing and assuring complex, high-impact solutions that align with enterprise architecture standards and strategic business objectives. A technology-led organisation working at the intersection of energy and digital infrastructure. They deliver secure, large-scale solutions that support national initiatives and enable innovation across the energy sector. The Principal Design Architect is a senior technical leader operating across multiple projects or domains, the role combines deep technical expertise with strong stakeholder engagement skills to shape architecture outcomes from concept to delivery. The Principal Solution Architect provides governance, coaching, and quality assurance for soluti
        Client Roles - At Peregrine, were proud to be recruiting on behalf of our clients. We are recruiting an exciting opportunity for a Principal Design Architect, responsible for designing and assuring complex, high-impact solutions that align with enterprise architecture standards and strategic business objectives. A technology-led organisation working at the intersection of energy and digital infrastructure. They deliver secure, large-scale solutions that support national initiatives and enable innovation across the energy sector. The Principal Design Architect is a senior technical leader operating across multiple projects or domains, the role combines deep technical expertise with strong stakeholder engagement skills to shape architecture outcomes from concept to delivery. The Principal Solution Architect provides governance, coaching, and quality assurance for soluti
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        NEW

        Solutions Architect

        Queen Square Recruitment Limited
        SL4, Windsor
        Unspecified
        Solution Architect - Location: Windsor, UK (Hybrid 1 day per week onsite) Type: Contract (6 months) | Rate: £500/day (Inside IR35) Start Date: 15 September 2025 - About the Role - Our client, a leading global organization, is seeking an experienced Solution Architect to play a key role in shaping and delivering scalable, secure, and efficient solutions within a large-scale transformation programme. You will be responsible for defining technology roadmaps, ensuring architectural best practices, and collaborating with stakeholders across business and IT functions. This is a hands-on, strategic role requiring strong architecture expertise, particularly in AWS integration, application hosting, governance, and security roadmaps, with the ability to influence at senior levels and guide implementation teams. Key Responsibilities
        Solution Architect - Location: Windsor, UK (Hybrid 1 day per week onsite) Type: Contract (6 months) | Rate: £500/day (Inside IR35) Start Date: 15 September 2025 - About the Role - Our client, a leading global organization, is seeking an experienced Solution Architect to play a key role in shaping and delivering scalable, secure, and efficient solutions within a large-scale transformation programme. You will be responsible for defining technology roadmaps, ensuring architectural best practices, and collaborating with stakeholders across business and IT functions. This is a hands-on, strategic role requiring strong architecture expertise, particularly in AWS integration, application hosting, governance, and security roadmaps, with the ability to influence at senior levels and guide implementation teams. Key Responsibilities
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        NEW
        Role: Full Stack Software Engineer (UK-based, early-stage startup) £60,000 - £80,000 per annum | No Sponsorship | x3 week in office - Backed by technology start up accelerator and VC - Join a mission-driven AI startup transforming how medical and healthcare organisations collaborate. Using machine learning and advanced recommendation systems, the team helps to matchmake some of the leading Medical and Pharmaceuticalbusinesses with their extensive network of professionals. This allows them to engage seamlessly all while reducing operational costs so resources can focus on changing lives. This is the chance to work on cutting-edge AI technology at an early stage with real influence on product and architecture to help medical organisations do more with their resources while changing lives and impact clients across the US and FTSE markets.
        Role: Full Stack Software Engineer (UK-based, early-stage startup) £60,000 - £80,000 per annum | No Sponsorship | x3 week in office - Backed by technology start up accelerator and VC - Join a mission-driven AI startup transforming how medical and healthcare organisations collaborate. Using machine learning and advanced recommendation systems, the team helps to matchmake some of the leading Medical and Pharmaceuticalbusinesses with their extensive network of professionals. This allows them to engage seamlessly all while reducing operational costs so resources can focus on changing lives. This is the chance to work on cutting-edge AI technology at an early stage with real influence on product and architecture to help medical organisations do more with their resources while changing lives and impact clients across the US and FTSE markets.
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        NEWFEATURED

        Senior Software Developer

        Lean People Services Limited
        Luton, Bedfordshire
        From £75,000 to £85,000 per annum
        up to £85,000 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!
        up to £85,000 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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        Frequently Asked Questions

        How many API jobs are there in Watford?
        There are 63 API jobs within 20 miles of Watford available on CWJobs right now.

        What other similar jobs are there to API jobs in Watford?
        As well as API jobs in Watford, you can find Aws, Python, IT, amongst many others.