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        29 Contract API jobs in Berkshire + 20 miles

        Senior Full Stack Engineer

        Halian Technology Limited
        Maidenhead (SL6)
        Unspecified
        Senior Full Stack Developer (TypeScript / Vue.js / C# / .NET) Fully Remote (UK-based) Contract Outside IR35 - Long-Term Contract - Competitive Day Rate - Were working with a well-established organisation undergoing a major platform transformation programme, and theyre looking to add an experienced Full Stack Developer to the team. This role will suit someone who enjoys owning features end-to-end, with strong frontend expertise while remaining comfortable working across APIs, databases, and backend services in a modern environment. What Youll Be Doing * Developing and enhancing customer-facing platforms and transactional systems * Building modern applications using Vue.js and TypeScript * Working closely with product, QA, and engineering teams to deliver new features * Investigating and resolving production issues across frontend, APIs, and databases
        Senior Full Stack Developer (TypeScript / Vue.js / C# / .NET) Fully Remote (UK-based) Contract Outside IR35 - Long-Term Contract - Competitive Day Rate - Were working with a well-established organisation undergoing a major platform transformation programme, and theyre looking to add an experienced Full Stack Developer to the team. This role will suit someone who enjoys owning features end-to-end, with strong frontend expertise while remaining comfortable working across APIs, databases, and backend services in a modern environment. What Youll Be Doing * Developing and enhancing customer-facing platforms and transactional systems * Building modern applications using Vue.js and TypeScript * Working closely with product, QA, and engineering teams to deliver new features * Investigating and resolving production issues across frontend, APIs, and databases
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        The contract requires a solid understanding of database schema and API structures for core financial modules: General Ledger (GL), Accounts Payable (AP), Accounts Receivable (AR), Fixed Assets (FA), and Cash Management (CE).
        The contract requires a solid understanding of database schema and API structures for core financial modules: General Ledger (GL), Accounts Payable (AP), Accounts Receivable (AR), Fixed Assets (FA), and Cash Management (CE).
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        FEATURED
        The successful candidate will play a key role in customer data migration, system integration, data synchronisation, and API connectivity across multiple business-critical platforms. API & Systems Integration * Interpret and work with API documentation to understand existing integrations and services. * API authentication and security * Experience using tools such as Postman for API testing and integration validation.
        The successful candidate will play a key role in customer data migration, system integration, data synchronisation, and API connectivity across multiple business-critical platforms. API & Systems Integration * Interpret and work with API documentation to understand existing integrations and services. * API authentication and security * Experience using tools such as Postman for API testing and integration validation.
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        Full Stack .NET Web Developer

        Association For Project Management
        Saunderton Lee, Princes Risborough (HP27), HP27 9LE
        From £50,000 to £55,000 per annum
        Salary: £50,000- £55,000 per annum (depending on experience) 12-month Fixed Term Contract (Full time - 35 hours per week) Hybrid Working Home Based/Princes Risborough - Were Association for Project Management (APM). Were a professional membership organisation that sets the standards for the project profession. As a registered charity, we reinvest our surplus for the benefit of our members and the profession. We deliver education and develop qualifications. We conduct research and provide knowledge and resources. We run events and share best practice. We give people the opportunity to connect and provide community for our individual members and corporate partners, wherever they are. Above all, when doing so makes a difference, we challenge the status quo - Job Role Overview - An exciting opportunity has arisen for a Full Stack .NET Web Developer to join our Digital team on a fixed term ...
        Salary: £50,000- £55,000 per annum (depending on experience) 12-month Fixed Term Contract (Full time - 35 hours per week) Hybrid Working Home Based/Princes Risborough - Were Association for Project Management (APM). Were a professional membership organisation that sets the standards for the project profession. As a registered charity, we reinvest our surplus for the benefit of our members and the profession. We deliver education and develop qualifications. We conduct research and provide knowledge and resources. We run events and share best practice. We give people the opportunity to connect and provide community for our individual members and corporate partners, wherever they are. Above all, when doing so makes a difference, we challenge the status quo - Job Role Overview - An exciting opportunity has arisen for a Full Stack .NET Web Developer to join our Digital team on a fixed term ...
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        Technical Architect

        Yolk Recruitment Limited
        Reading (RG1)
        £700.00 - £800.00 per day
        MERITUS are recruiting for an SC Cleared Technical Architect / Solution Architect to join our client delivering secure, large-scale technology programmes within the Defence and Central Government sector. As a Technical Architect, you will lead the design and assurance of complex, secure systems across major government programmes. You will ensure architectural integrity across the full delivery lifecycle, working closely with engineering, delivery, and security teams to design scalable, compliant, cloud-based solutions. * Lead technical design of large-scale, complex systems * Define and govern solution architecture and technical designs * Ensure alignment with security, performance, scalability, and compliance standards * Work closely with engineering, delivery, and business stakeholders * Provide technical governance, assurance, and risk evaluation
        MERITUS are recruiting for an SC Cleared Technical Architect / Solution Architect to join our client delivering secure, large-scale technology programmes within the Defence and Central Government sector. As a Technical Architect, you will lead the design and assurance of complex, secure systems across major government programmes. You will ensure architectural integrity across the full delivery lifecycle, working closely with engineering, delivery, and security teams to design scalable, compliant, cloud-based solutions. * Lead technical design of large-scale, complex systems * Define and govern solution architecture and technical designs * Ensure alignment with security, performance, scalability, and compliance standards * Work closely with engineering, delivery, and business stakeholders * Provide technical governance, assurance, and risk evaluation
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        Technical Architect

        Yolk Recruitment Limited
        Andover (SP10)
        £700.00 - £800.00 per day
        MERITUS are recruiting for a Technical Architect to join our client supporting major Central Government programmes, delivering secure, high-quality architecture solutions across complex IT environments. As a Technical Architect, you will play a key role in designing and delivering best-in-class solutions that meet both business and technical requirements. You will ensure architectural integrity, alignment to strategy, and adherence to security and regulatory standards across the full project lifecycle. You will collaborate with multidisciplinary teams, providing technical leadership and governance while driving innovation and continuous improvement across large-scale, complex systems. * Lead the design and delivery of large-scale or complex IT systems, ensuring alignment with business goals and architectural strategy.
        MERITUS are recruiting for a Technical Architect to join our client supporting major Central Government programmes, delivering secure, high-quality architecture solutions across complex IT environments. As a Technical Architect, you will play a key role in designing and delivering best-in-class solutions that meet both business and technical requirements. You will ensure architectural integrity, alignment to strategy, and adherence to security and regulatory standards across the full project lifecycle. You will collaborate with multidisciplinary teams, providing technical leadership and governance while driving innovation and continuous improvement across large-scale, complex systems. * Lead the design and delivery of large-scale or complex IT systems, ensuring alignment with business goals and architectural strategy.
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        This Lead Full Stack Developer role is an opportunity to take ownership of AI-powered products that are already delivering measurable improvements across UK public services. You'll combine modern front-end engineering, scalable cloud-based development and emerging AI technologies to shape products that reduce demand on services, improve outcomes and drive productivity at scale. Your technical decisions will directly influence product direction, architecture and the next generation of AI-enabled solutions. Working fully remotely, with quarterly visits to Basingstoke (expenses covered), you'll have the freedom to help build innovative products from concept through to delivery. Whats in it for you * Fully remote working with quarterly travel to Basingstoke fully expensed * Salary of £70,000 - £80,000 plus benefits package
        This Lead Full Stack Developer role is an opportunity to take ownership of AI-powered products that are already delivering measurable improvements across UK public services. You'll combine modern front-end engineering, scalable cloud-based development and emerging AI technologies to shape products that reduce demand on services, improve outcomes and drive productivity at scale. Your technical decisions will directly influence product direction, architecture and the next generation of AI-enabled solutions. Working fully remotely, with quarterly visits to Basingstoke (expenses covered), you'll have the freedom to help build innovative products from concept through to delivery. Whats in it for you * Fully remote working with quarterly travel to Basingstoke fully expensed * Salary of £70,000 - £80,000 plus benefits package
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        FEATURED
        Location: Farnborough (3 days per week onsite) Contract Length: Initial 3-month contract - IR35 Status: Outside IR35 - Security Clearance: All candidates must be eligible for security clearance prior to appointment. We are seeking an experienced Senior Software Engineer with strong geospatial data experience to join a high-performing engineering team delivering advanced data-driven and navigation-focused solutions within a complex operational environment. This role is suited to a hands-on software engineer with experience designing and developing scalable applications and services that work with geospatial datasets, spatial databases, and mapping technologies. Experience within the maritime domain and optimisation-based problem solving would be highly beneficial. Key Responsibilities * Design, develop, and maintain scalable software applications and services
        Location: Farnborough (3 days per week onsite) Contract Length: Initial 3-month contract - IR35 Status: Outside IR35 - Security Clearance: All candidates must be eligible for security clearance prior to appointment. We are seeking an experienced Senior Software Engineer with strong geospatial data experience to join a high-performing engineering team delivering advanced data-driven and navigation-focused solutions within a complex operational environment. This role is suited to a hands-on software engineer with experience designing and developing scalable applications and services that work with geospatial datasets, spatial databases, and mapping technologies. Experience within the maritime domain and optimisation-based problem solving would be highly beneficial. Key Responsibilities * Design, develop, and maintain scalable software applications and services
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        FEATURED
        ERP Solution Architect / D365 Solution Architect / D365 Technical Architect / ERP Technical Architect £700-750 p/d - Umbrella engagement - 6 month initial contract but highly likely to be extended as the project is in delivery phase and there is another 12-18 months of work in the pipeline. We are supporting a brilliant retail organisation undergoing a large-scale ERP transformation, implementing Microsoft Dynamics 365 Finance & Operations (D365 F&O) as part of a broader modernisation of core business systems. You will be joining a high performing, close nit and friendly Architecture practice to help drive this transformation forward. We are looking for an experienced ERP Solution Architect to play a key role in shaping the end-to-end ERP architecture, ensuring that D365 F&O integrates effectively across finance, supply chain, retail operations, and surrounding ...
        ERP Solution Architect / D365 Solution Architect / D365 Technical Architect / ERP Technical Architect £700-750 p/d - Umbrella engagement - 6 month initial contract but highly likely to be extended as the project is in delivery phase and there is another 12-18 months of work in the pipeline. We are supporting a brilliant retail organisation undergoing a large-scale ERP transformation, implementing Microsoft Dynamics 365 Finance & Operations (D365 F&O) as part of a broader modernisation of core business systems. You will be joining a high performing, close nit and friendly Architecture practice to help drive this transformation forward. We are looking for an experienced ERP Solution Architect to play a key role in shaping the end-to-end ERP architecture, ensuring that D365 F&O integrates effectively across finance, supply chain, retail operations, and surrounding ...
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        FEATURED
        Core Tech: Node.js, API Integration, Microservices, Microsoft Azure Cloud - Drive a culture of technical pride, ensuring robust API design, secure cloud deployment practices, and insightful code reviews. You will be equally comfortable discussing API design with frontend and mobile engineers as you are discussing business value and roadmap priorities with Senior Executives (C-suite/CxO level) to help them achieve their business ambitions.
        Core Tech: Node.js, API Integration, Microservices, Microsoft Azure Cloud - Drive a culture of technical pride, ensuring robust API design, secure cloud deployment practices, and insightful code reviews. You will be equally comfortable discussing API design with frontend and mobile engineers as you are discussing business value and roadmap priorities with Senior Executives (C-suite/CxO level) to help them achieve their business ambitions.
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        Working closely with the engineering and integration support teams along with communicating externally with Dexory's customers, you will develop custom parsers, API integrations, and data transformation logic to enable our robots to understand each customer's unique warehouse management system. * Building custom API integrations to retrieve real-time data from customer warehouse management systems;
        Working closely with the engineering and integration support teams along with communicating externally with Dexory's customers, you will develop custom parsers, API integrations, and data transformation logic to enable our robots to understand each customer's unique warehouse management system. * Building custom API integrations to retrieve real-time data from customer warehouse management systems;
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        We are proud of our market leading integrations estate, and our Open API capabilities, and continue to build on these with our * Open API for customers, ecosystem partners and Advice firms * Propose and lead on business and partnership models (license, tiered API, embedded UX, or per-event pricing)
        We are proud of our market leading integrations estate, and our Open API capabilities, and continue to build on these with our * Open API for customers, ecosystem partners and Advice firms * Propose and lead on business and partnership models (license, tiered API, embedded UX, or per-event pricing)
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        Proficient in Go and/or Python and experienced with modern observability tooling; bonus points for containers/IoT OS, ACL-as-code patterns, and carrier/router API integrations.
        Proficient in Go and/or Python and experienced with modern observability tooling; bonus points for containers/IoT OS, ACL-as-code patterns, and carrier/router API integrations.
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        Delivering back-end development including API design and working with multiple database paradigms. * Solid knowledge of web and cloud technologies, security, communications, and API based architectures, ideally within IoT or scientific systems.
        Delivering back-end development including API design and working with multiple database paradigms. * Solid knowledge of web and cloud technologies, security, communications, and API based architectures, ideally within IoT or scientific systems.
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        InfoSum is the worlds leading data collaboration platform, providing solutions to the worlds largest enterprises to allow collaboration across data sources and deliver richer customer experiences that prioritize consumer privacy. Our vision is to unlock datas limitless potential, by enabling the worlds data to be connected but never shared. As a people-first organization, we can offer you the personal and professional flexibility needed to get the job done, grow with us, and help challenge the status quo. If you want to work with a business that encourages collaboration, and champions the idea that the sum is greater than its parts, then we want to hear from you. The Engineering department at InfoSum is dedicated to delivering high-quality, innovative software solutions that meet the needs of our customers and drive the success of our organization.
        InfoSum is the worlds leading data collaboration platform, providing solutions to the worlds largest enterprises to allow collaboration across data sources and deliver richer customer experiences that prioritize consumer privacy. Our vision is to unlock datas limitless potential, by enabling the worlds data to be connected but never shared. As a people-first organization, we can offer you the personal and professional flexibility needed to get the job done, grow with us, and help challenge the status quo. If you want to work with a business that encourages collaboration, and champions the idea that the sum is greater than its parts, then we want to hear from you. The Engineering department at InfoSum is dedicated to delivering high-quality, innovative software solutions that meet the needs of our customers and drive the success of our organization.
        more
        InfoSum is the worlds leading data collaboration platform, providing solutions to the worlds largest enterprises to allow collaboration across data sources and deliver richer customer experiences that prioritize consumer privacy. Our vision is to unlock datas limitless potential, by enabling the worlds data to be connected but never shared. As a people-first organization, we can offer you the personal and professional flexibility needed to get the job done, grow with us, and help challenge the status quo. If you want to work with a business that encourages collaboration, and champions the idea that the sum is greater than its parts, then we want to hear from you. The Engineering department at InfoSum is dedicated to delivering high-quality, innovative software solutions that meet the needs of our customers and drive the success of our organization.
        InfoSum is the worlds leading data collaboration platform, providing solutions to the worlds largest enterprises to allow collaboration across data sources and deliver richer customer experiences that prioritize consumer privacy. Our vision is to unlock datas limitless potential, by enabling the worlds data to be connected but never shared. As a people-first organization, we can offer you the personal and professional flexibility needed to get the job done, grow with us, and help challenge the status quo. If you want to work with a business that encourages collaboration, and champions the idea that the sum is greater than its parts, then we want to hear from you. The Engineering department at InfoSum is dedicated to delivering high-quality, innovative software solutions that meet the needs of our customers and drive the success of our organization.
        more

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        What is the average salary for API in Berkshire?

        Average salary per year
        £62,499

        The average salary for a API in Berkshire is £62,499. API in Berkshire salaries range from £52,499 to £79,934.

        Frequently Asked Questions

        How many contract API jobs are there in Berkshire?
        There are 29 contract API jobs within 20 miles of Berkshire available on CWJobs right now.

        Where in Berkshire are these contract jobs?
        You can find contract jobs in Reading, Maidenhead, Bracknell.

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