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        1,351 Contract API jobs in UK + 20 miles

        API Integrations Specialist (3-month contract)

        Valda Energy Limited
        Bicester, Oxfordshire
        Competitive
        Were looking for an Interim API Integrations Specialist to join our team on an initial 3-month contract with the potential for extension based on project requirements . * Design, develop, and maintain API integrations between internal systems & external SaaS platforms * Build & maintain API documentation & support internal teams with integration best practices * Minimum of 5 years experience in software development or system integration, including at least 2 years in API design, or technical architecture * Strong understanding of cybersecurity principles, data protection, and global compliance, with familiarity in security best practices, common controls, and OAuth2 / API authentication methods * Hands-on experience with RESTful API design and integration, workflow au
        Were looking for an Interim API Integrations Specialist to join our team on an initial 3-month contract with the potential for extension based on project requirements . * Design, develop, and maintain API integrations between internal systems & external SaaS platforms * Build & maintain API documentation & support internal teams with integration best practices * Minimum of 5 years experience in software development or system integration, including at least 2 years in API design, or technical architecture * Strong understanding of cybersecurity principles, data protection, and global compliance, with familiarity in security best practices, common controls, and OAuth2 / API authentication methods * Hands-on experience with RESTful API design and integration, workflow au
        more
        We are looking for a Staff Software Engineer to join Datadog's API Platform group. This team owns the infrastructure and tooling behind our public API surface, which spans more than 7,000 endpoints and supports a vast range of customers and integrations. As a Staff Engineer, you will have the opportunity to contribute to a broad set of projects across multiple teams that support API routing, reliability, web frameworks, and large-scale automation. You will collaborate with teams that build and evolve internal frameworks, traffic shaping and routing logic, reliability tooling, and developer enablement for API infrastructure. * Lead technical direction across multiple teams spanning API routing, rate limiting, frameworks, reliability tooling, and infrastructure automation. * Help define
        We are looking for a Staff Software Engineer to join Datadog's API Platform group. This team owns the infrastructure and tooling behind our public API surface, which spans more than 7,000 endpoints and supports a vast range of customers and integrations. As a Staff Engineer, you will have the opportunity to contribute to a broad set of projects across multiple teams that support API routing, reliability, web frameworks, and large-scale automation. You will collaborate with teams that build and evolve internal frameworks, traffic shaping and routing logic, reliability tooling, and developer enablement for API infrastructure. * Lead technical direction across multiple teams spanning API routing, rate limiting, frameworks, reliability tooling, and infrastructure automation. * Help define
        more
        Work closely with the team to develop new features, such as better interpretation layers, enhanced data decoding, and improved API coverage for various blockchain data.
        Work closely with the team to develop new features, such as better interpretation layers, enhanced data decoding, and improved API coverage for various blockchain data.
        more
        Partner and collaborate with counterparts in Enterprise CapitalOne to develop and implement CapitalOnes API Gateway strategy for the UK * Broad experience of API theory and practice
        Partner and collaborate with counterparts in Enterprise CapitalOne to develop and implement CapitalOnes API Gateway strategy for the UK * Broad experience of API theory and practice
        more
        Love travel, planning and making a difference? This role could change your Mondays. You're the kind of person who thrives on organising things well-down to the last detail. You enjoy working with people, juggling priorities, and solving the occasional curveball calmly. But let's be honest-you also want a job where you're treated like a human, not a robot. You want a proper work-life balance, good people around you, and maybe even a few perks that make the day feel better. Sound like you? Keep reading. What You'll Be Doing You'll be coordinating group travel experiences across the UK, Europe and Worldwide-mostly for young people and schools-making sure every part of the trip runs smoothly. Think: booking coaches, hotels, experiences, and liaising with customers to tailor trips they'll remember forever.
        Love travel, planning and making a difference? This role could change your Mondays. You're the kind of person who thrives on organising things well-down to the last detail. You enjoy working with people, juggling priorities, and solving the occasional curveball calmly. But let's be honest-you also want a job where you're treated like a human, not a robot. You want a proper work-life balance, good people around you, and maybe even a few perks that make the day feel better. Sound like you? Keep reading. What You'll Be Doing You'll be coordinating group travel experiences across the UK, Europe and Worldwide-mostly for young people and schools-making sure every part of the trip runs smoothly. Think: booking coaches, hotels, experiences, and liaising with customers to tailor trips they'll remember forever.
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        NEW
        Most functionality is written by the API or integrations team but we need a strong developer that can do both.
        Most functionality is written by the API or integrations team but we need a strong developer that can do both.
        more
        NEWFEATURED

        Platform Engineer

        YBS
        Bradford, West Yorkshire, BD5 8LJ
        Circa £58,100 Dependent on Experience + Bonus & Benefits
        Experience using these tools for CI/CD (on premise and cloud) such as Terraform, Ansible, Jenkins, Git and REST API Client is preferable
        Experience using these tools for CI/CD (on premise and cloud) such as Terraform, Ansible, Jenkins, Git and REST API Client is preferable
        more
        NEWFEATURED
        Work with practice-specific technologies and modern testing approaches (e.g., automated UI/API testing, performance testing, CI/CD integration) to continually raise the bar for quality.
        Work with practice-specific technologies and modern testing approaches (e.g., automated UI/API testing, performance testing, CI/CD integration) to continually raise the bar for quality.
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        NEW
        This role is ideal for someone experienced in backend API development and working with modern data infrastructure. Your Expertise: Highly experienced Developer with experience of backend API development and working with modern data infrastructure. • API development with Falcon framework
        This role is ideal for someone experienced in backend API development and working with modern data infrastructure. Your Expertise: Highly experienced Developer with experience of backend API development and working with modern data infrastructure. • API development with Falcon framework
        more
        NEW
        The Hoddesdon site has state-of-the-art Good Manufacturing Practice (GMP) standard facilities for the development of Active Pharmaceutical Ingredients (API), Formulation Development (FD) and Process Chemistry (PC).
        The Hoddesdon site has state-of-the-art Good Manufacturing Practice (GMP) standard facilities for the development of Active Pharmaceutical Ingredients (API), Formulation Development (FD) and Process Chemistry (PC).
        more
        NEW
        This role is ideal for someone experienced in backend API development and working with modern data infrastructure. Your Expertise: Highly experienced Developer with experience of backend API development and working with modern data infrastructure. • API development with Falcon framework
        This role is ideal for someone experienced in backend API development and working with modern data infrastructure. Your Expertise: Highly experienced Developer with experience of backend API development and working with modern data infrastructure. • API development with Falcon framework
        more
        NEW
        This role is ideal for someone experienced in backend API development and working with modern data infrastructure. Your Expertise: Highly experienced Developer with experience of backend API development and working with modern data infrastructure. • API development with Falcon framework
        This role is ideal for someone experienced in backend API development and working with modern data infrastructure. Your Expertise: Highly experienced Developer with experience of backend API development and working with modern data infrastructure. • API development with Falcon framework
        more
        NEW
        This role is ideal for someone experienced in backend API development and working with modern data infrastructure. Your Expertise: Highly experienced Developer with experience of backend API development and working with modern data infrastructure. • API development with Falcon framework
        This role is ideal for someone experienced in backend API development and working with modern data infrastructure. Your Expertise: Highly experienced Developer with experience of backend API development and working with modern data infrastructure. • API development with Falcon framework
        more
        NEW
        The Hoddesdon site has state-of-the-art Good Manufacturing Practice (GMP) standard facilities for the development of Active Pharmaceutical Ingredients (API), Formulation Development (FD) and Process Chemistry (PC).
        The Hoddesdon site has state-of-the-art Good Manufacturing Practice (GMP) standard facilities for the development of Active Pharmaceutical Ingredients (API), Formulation Development (FD) and Process Chemistry (PC).
        more
        NEW
        With a strong presence in the North America financial markets and a rapidly growing in other markets, the group is now looking to increase its market share globally by building new capabilities as Analytics as Service A one stop shop solution for all Analytics need through API and Cloud first approach.
        With a strong presence in the North America financial markets and a rapidly growing in other markets, the group is now looking to increase its market share globally by building new capabilities as Analytics as Service A one stop shop solution for all Analytics need through API and Cloud first approach.
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        NEW
        Cryptographic Protocols Practical understanding and hands-on experience with KMIP, PKCS#11, REST API, SNMP, and TLS for secure communications and integrations. * Knowledge of Functional Modules, API developments.
        Cryptographic Protocols Practical understanding and hands-on experience with KMIP, PKCS#11, REST API, SNMP, and TLS for secure communications and integrations. * Knowledge of Functional Modules, API developments.
        more
        NEW

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        What is the average salary for API in UK?

        Average salary per year
        £57,499

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

        Frequently Asked Questions

        How many contract API jobs are there in UK?
        There are 1,351 contract API jobs within 20 miles of UK available on CWJobs right now.

        Where in UK are these contract jobs?
        You can find contract jobs in South East, North West, Midlands.

        What other similar jobs are there to contract API jobs in UK?
        As well as contract API jobs in UK, you can find contract IT, Software Development, Architecture, amongst many others.