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        77 Contract API jobs in Oxfordshire + 20 miles

        Software Engineer / Python / Rust

        Robert Half
        Oxfordshire
        Negotiable
        Software Engineer / API / Microservices / Outside IR35 Brilliant opportunity available for a Senior Software Engineer, with experience of coding APIs/web services has become available with a business based in Oxfordshire. The role can be largely remote with up to once a week office work in Didcot and ideally starting mid December - early Jan. We need experience of - - Python or Rust are the preferred languages - Coding APIs/web services - Microservices - Ideally experience with Devops/Kubernetes and Azure Interviews can be scheduled right away with a view of starting mid December - early Jan Apply via the link below or email me with your CV (joss. Escott @ Roberthalf. co. uk) Robert Half Ltd acts as an employment business for temporary positions and an employment agency for permanent positions. Robert Half is committed to diversity, equity and inclusion.
        Software Engineer / API / Microservices / Outside IR35 Brilliant opportunity available for a Senior Software Engineer, with experience of coding APIs/web services has become available with a business based in Oxfordshire. The role can be largely remote with up to once a week office work in Didcot and ideally starting mid December - early Jan. We need experience of - - Python or Rust are the preferred languages - Coding APIs/web services - Microservices - Ideally experience with Devops/Kubernetes and Azure Interviews can be scheduled right away with a view of starting mid December - early Jan Apply via the link below or email me with your CV (joss. Escott @ Roberthalf. co. uk) Robert Half Ltd acts as an employment business for temporary positions and an employment agency for permanent positions. Robert Half is committed to diversity, equity and inclusion.
        more
        Design and buildnext generation of high-scale SaaS platforms. We're looking for a senior/lead engineering consultant with deep expertise in GraphQL to take a leading role in developing our robust TypeScript/Node.js backend. You will be instrumental in shaping our technical direction, driving the evolution of our APIs, ensuring our services are resilient, scalable and secure within a cutting-edge, cloud-native environment (Helm, Kubernetes). The Deliverables * Design and buildsophisticated, scalable GraphQL APIs and backend services using TypeScript and Node.js. * Lead the designand evolution of our API schemas, ensuring they meet the complex demands of a rapidly growing platform. * Champion best practicein code quality, automated testing (Vitest, Playwright) and observability to deliver resilient, maintainable, and production-ready business logic.
        Design and buildnext generation of high-scale SaaS platforms. We're looking for a senior/lead engineering consultant with deep expertise in GraphQL to take a leading role in developing our robust TypeScript/Node.js backend. You will be instrumental in shaping our technical direction, driving the evolution of our APIs, ensuring our services are resilient, scalable and secure within a cutting-edge, cloud-native environment (Helm, Kubernetes). The Deliverables * Design and buildsophisticated, scalable GraphQL APIs and backend services using TypeScript and Node.js. * Lead the designand evolution of our API schemas, ensuring they meet the complex demands of a rapidly growing platform. * Champion best practicein code quality, automated testing (Vitest, Playwright) and observability to deliver resilient, maintainable, and production-ready business logic.
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        Thales people architect identity management and data protection solutions at the heart of digital security. Business and governments rely on us to bring trust to the billons of digital interactions they have with people. Our technologies and services help banks exchange funds, people cross borders, energy become smarter and much more. More than 30,000 organizations already rely on us to verify the identities of people and things, grant access to digital services, analyze vast quantities of information and encrypt data to make the connected world more secure. Together we offer fantastic opportunities for committed employees to learn and develop their career with us. At Thales UK, we research, develop, and supply technology and services that impact the lives of millions of people each day to make life better, and keep us safer.
        Thales people architect identity management and data protection solutions at the heart of digital security. Business and governments rely on us to bring trust to the billons of digital interactions they have with people. Our technologies and services help banks exchange funds, people cross borders, energy become smarter and much more. More than 30,000 organizations already rely on us to verify the identities of people and things, grant access to digital services, analyze vast quantities of information and encrypt data to make the connected world more secure. Together we offer fantastic opportunities for committed employees to learn and develop their career with us. At Thales UK, we research, develop, and supply technology and services that impact the lives of millions of people each day to make life better, and keep us safer.
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        NEW
        We are looking for the right people people who want to innovate, achieve, grow and lead. We attract and retain the best talent by investing in our employees and empowering them to develop themselves and their careers. Experience the challenges, rewards and opportunity of working for one of the worlds largest providers of products and services to the global energy industry. Job Duties We are seeking a skilled and proactive Data Integration Engineer to join the Neftex Technical Services team. Reporting to the Team Lead the Data Integration Engineer will be responsible for designing, building, and maintaining robust data pipelines and integration frameworks that connect diverse systems including LLMs and a proprietary Data Integration solution.
        We are looking for the right people people who want to innovate, achieve, grow and lead. We attract and retain the best talent by investing in our employees and empowering them to develop themselves and their careers. Experience the challenges, rewards and opportunity of working for one of the worlds largest providers of products and services to the global energy industry. Job Duties We are seeking a skilled and proactive Data Integration Engineer to join the Neftex Technical Services team. Reporting to the Team Lead the Data Integration Engineer will be responsible for designing, building, and maintaining robust data pipelines and integration frameworks that connect diverse systems including LLMs and a proprietary Data Integration solution.
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        NEW
        Are you ready tochart your own career path? At SJP we need talented individuals like yourselfto support our evolving culture. If youre seeking an employer that ispassionate about excellence, innovation and autonomy, SJP could be the placefor you. Location: Cirencester Office Workplace Type: Hybrid Employment Type: Permanent Seniority: Mid-Senior Level The Senior Enterprise Architect for the Salesforce Platform oversees the design and development of Salesforce solutions delivered by a panel of delivery partners to the organisation. They ensure that Salesforce architecture is scalable, secure, and optimized for efficiency. This role requires deep technical expertise, strategic thinking, and collaboration with various stakeholders to deliver high-impact solutions.
        Are you ready tochart your own career path? At SJP we need talented individuals like yourselfto support our evolving culture. If youre seeking an employer that ispassionate about excellence, innovation and autonomy, SJP could be the placefor you. Location: Cirencester Office Workplace Type: Hybrid Employment Type: Permanent Seniority: Mid-Senior Level The Senior Enterprise Architect for the Salesforce Platform oversees the design and development of Salesforce solutions delivered by a panel of delivery partners to the organisation. They ensure that Salesforce architecture is scalable, secure, and optimized for efficiency. This role requires deep technical expertise, strategic thinking, and collaboration with various stakeholders to deliver high-impact solutions.
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        Payment Architect

        Stackstudio Digital Ltd.
        Milton Keynes (MK1)
        Unspecified
        Job title- Payment Architect Location: Milton Keynes (2-3 days) Duration: 6 Months Job Description Santander UK is expanding its Payments Solution Architecture team. We are looking for senior level architects with deep experience in payments execution processing. These hires will support the modernisation of our payments estate and the migration of legacy platforms to the Payments Hub (PagoNxt). The individuals must have strong payments scheme knowledge, deep understanding of ISO 20022, and proven experience designing solutions for core payment processing. Payments domain expertise * Strong experience across payments execution processes such as orchestration, order management, clearing, settlement, reconciliations, exception handling and returns. * Practical scheme knowledge in at least several of the following: Bacs, Faster Payments, CHAPS, SWIFT, SEPA, cheques.
        Job title- Payment Architect Location: Milton Keynes (2-3 days) Duration: 6 Months Job Description Santander UK is expanding its Payments Solution Architecture team. We are looking for senior level architects with deep experience in payments execution processing. These hires will support the modernisation of our payments estate and the migration of legacy platforms to the Payments Hub (PagoNxt). The individuals must have strong payments scheme knowledge, deep understanding of ISO 20022, and proven experience designing solutions for core payment processing. Payments domain expertise * Strong experience across payments execution processes such as orchestration, order management, clearing, settlement, reconciliations, exception handling and returns. * Practical scheme knowledge in at least several of the following: Bacs, Faster Payments, CHAPS, SWIFT, SEPA, cheques.
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        ClearCourse Technical Support Lead (Payments / API / Incident Management) Location: Reading Competitive salary + benefits ClearAccept is expanding, and were hiring a Technical Support Lead to take ownership of technical incidents, escalations and support processes for our cloud-native payments platform used by 5,000+ merchants. This is a high-impact role where youll work closely with Engineering, SRE, DevOps, Product and Operations to keep our platform stable and continuously improving as we scale. What Youll Be Doing * Lead and manage technical incidents and escalations * Triage and prioritise support tickets with Dev/SRE/DevOps * Investigate issues using Datadog, Postman, SQL, MongoDB * Analyse API logs, JSON payloads and system behaviour * Support merchant onboarding, transaction flows & payouts * Build and improve incident processes, SLAs and playbooks
        ClearCourse Technical Support Lead (Payments / API / Incident Management) Location: Reading Competitive salary + benefits ClearAccept is expanding, and were hiring a Technical Support Lead to take ownership of technical incidents, escalations and support processes for our cloud-native payments platform used by 5,000+ merchants. This is a high-impact role where youll work closely with Engineering, SRE, DevOps, Product and Operations to keep our platform stable and continuously improving as we scale. What Youll Be Doing * Lead and manage technical incidents and escalations * Triage and prioritise support tickets with Dev/SRE/DevOps * Investigate issues using Datadog, Postman, SQL, MongoDB * Analyse API logs, JSON payloads and system behaviour * Support merchant onboarding, transaction flows & payouts * Build and improve incident processes, SLAs and playbooks
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        PREMIUM

        ServiceNow Architect

        Syntax Consultancy Limited
        Reading, Berkshire, RG1 1LZ
        500-525/day (Outside IR35)
        6 Month Contract Reading (Hybrid) £500-525/day (Outside IR35) Start ideally in Dec 2025 / Jan 2026. A chance to work with a global IT Consultancy on a ServiceNow design + integration project for an external client. Hybrid Working - 2 days/week working remotely (WFH) + 3 days/week working from the office in Reading. Paying up to £525/day (Outside IR35). * In-depth hands-on ServiceNow Architecture expertise including design, configuration + implementation. * Deep ServiceNow modules + workflows experience including: ITSM, ITOM, Discovery, ITAM, CSM, HRSD, SecOps, GRC). * Managing integrations between ServiceNow and other systems (via REST, SOAP APIs, IntegrationHub, MID Server, custom integrations), ensuring reliability, security, latency, error handling, monitoring. * Defining + implementing technical governance, architecture operating models, and instance strategy.
        6 Month Contract Reading (Hybrid) £500-525/day (Outside IR35) Start ideally in Dec 2025 / Jan 2026. A chance to work with a global IT Consultancy on a ServiceNow design + integration project for an external client. Hybrid Working - 2 days/week working remotely (WFH) + 3 days/week working from the office in Reading. Paying up to £525/day (Outside IR35). * In-depth hands-on ServiceNow Architecture expertise including design, configuration + implementation. * Deep ServiceNow modules + workflows experience including: ITSM, ITOM, Discovery, ITAM, CSM, HRSD, SecOps, GRC). * Managing integrations between ServiceNow and other systems (via REST, SOAP APIs, IntegrationHub, MID Server, custom integrations), ensuring reliability, security, latency, error handling, monitoring. * Defining + implementing technical governance, architecture operating models, and instance strategy.
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        Pen Tester

        Stackstudio Digital Ltd.
        Reading (RG1)
        From £400 to £410 per day
        Role/Job Title:Pen Tester Work Location: Reading (3days) The Role We're looking for a Security Consultant / Senior Security Consultant with expertise in penetration testing. As part of our Cyber Security team, you shall perform penetration testing which includes internet, intranet, wireless, web application, social engineering and physical penetration testing. You shall also perform in-depth analysis of penetration testing results and create a report that describes findings, exploitation procedures, risks and recommendations. Please include a brief outline of the impact this role will have, including overview of customer industry and projects, access to cutting-edge technology etc. Do NOT include customer name. Your Responsibilities (Up to 10, avoiding repetition)
        Role/Job Title:Pen Tester Work Location: Reading (3days) The Role We're looking for a Security Consultant / Senior Security Consultant with expertise in penetration testing. As part of our Cyber Security team, you shall perform penetration testing which includes internet, intranet, wireless, web application, social engineering and physical penetration testing. You shall also perform in-depth analysis of penetration testing results and create a report that describes findings, exploitation procedures, risks and recommendations. Please include a brief outline of the impact this role will have, including overview of customer industry and projects, access to cutting-edge technology etc. Do NOT include customer name. Your Responsibilities (Up to 10, avoiding repetition)
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        Lead Software Engineer IoT & Full-Stack Location: Hybrid / Bicester Type: Permanent Salary: Competitive, market-based TUAL Technology is an innovative, VC-backed start-up based in Bicester, developing PowerUp a high-power EV charging solution designed for grid-constrained sites. By integrating battery storage, smart energy management, and ultra-fast DC charging, TUAL delivers seamless electrification where traditional grid capacity falls short. Working with enterprise customers across Europe, TUAL is transforming the productivity and profitability of electric commercial vehicle fleets through a portfolio of intelligent, software-defined, cloud and IoT-enabled charging solutions. The Role Were looking for a hands-on Lead Software Engineer to own the design and delivery of our IoT and cloud software platform.
        Lead Software Engineer IoT & Full-Stack Location: Hybrid / Bicester Type: Permanent Salary: Competitive, market-based TUAL Technology is an innovative, VC-backed start-up based in Bicester, developing PowerUp a high-power EV charging solution designed for grid-constrained sites. By integrating battery storage, smart energy management, and ultra-fast DC charging, TUAL delivers seamless electrification where traditional grid capacity falls short. Working with enterprise customers across Europe, TUAL is transforming the productivity and profitability of electric commercial vehicle fleets through a portfolio of intelligent, software-defined, cloud and IoT-enabled charging solutions. The Role Were looking for a hands-on Lead Software Engineer to own the design and delivery of our IoT and cloud software platform.
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        Lead PHP Developer

        Rise Technical Recruitment Limited
        Swindon (SN1)
        £55000.00 - £65000.00 per annum + Bonus + Progression
        Swindon (Hybrid - 3 days per-week) £55,000 - £65,000 + Bonus + Progression + Pension An excellent opportunity awaits a Software Developer with strong PHP experience to join a growing technology-first business. The role offers technical variety, ownership and clear progression opportunities. This company is an established but expanding B2B business, with technology as its key differentiator they're looking to further grow and diversify their SaaS solutions offering. In this role, you'll take ownership of both new and existing systems, maintaining legacy code where needed while leading the design and development of new solutions. You'll work closely with the Head of Software to align on technical direction, while taking the hands-on lead in building and improving Laravel-based applications, managing APIs and third-party integrations.
        Swindon (Hybrid - 3 days per-week) £55,000 - £65,000 + Bonus + Progression + Pension An excellent opportunity awaits a Software Developer with strong PHP experience to join a growing technology-first business. The role offers technical variety, ownership and clear progression opportunities. This company is an established but expanding B2B business, with technology as its key differentiator they're looking to further grow and diversify their SaaS solutions offering. In this role, you'll take ownership of both new and existing systems, maintaining legacy code where needed while leading the design and development of new solutions. You'll work closely with the Head of Software to align on technical direction, while taking the hands-on lead in building and improving Laravel-based applications, managing APIs and third-party integrations.
        more
        PREMIUM

        Lead PHP Developer

        Rise Technical
        Swindon, Wiltshire
        £55000.00 - £65000.00 per annum + Bonus + Progression
        Swindon (Hybrid - 3 days per-week) £55,000 - £65,000 + Bonus + Progression + Pension An excellent opportunity awaits a Software Developer with strong PHP experience to join a growing technology-first business. The role offers technical variety, ownership and clear progression opportunities. This company is an established but expanding B2B business, with technology as its key differentiator they're looking to further grow and diversify their SaaS solutions offering. In this role, you'll take ownership of both new and existing systems, maintaining legacy code where needed while leading the design and development of new solutions. You'll work closely with the Head of Software to align on technical direction, while taking the hands-on lead in building and improving Laravel-based applications, managing APIs and third-party integrations.
        Swindon (Hybrid - 3 days per-week) £55,000 - £65,000 + Bonus + Progression + Pension An excellent opportunity awaits a Software Developer with strong PHP experience to join a growing technology-first business. The role offers technical variety, ownership and clear progression opportunities. This company is an established but expanding B2B business, with technology as its key differentiator they're looking to further grow and diversify their SaaS solutions offering. In this role, you'll take ownership of both new and existing systems, maintaining legacy code where needed while leading the design and development of new solutions. You'll work closely with the Head of Software to align on technical direction, while taking the hands-on lead in building and improving Laravel-based applications, managing APIs and third-party integrations.
        more

        Lead .Net Software Developer

        Hireful
        Milton Keynes, Buckinghamshire, MK9
        £65k - £75k base salary + bonus and great benefits
        Are you a hands-on Lead or Senior .Net Developer ready to shape architecture and guide talented developers? Want a hybrid role with 3 days WFH? This is your chance to stay close to the code while making key technical decisions that drive real business impact. You'll join a collaborative, forward-thinking team building cutting-edge products — with the support, tools, and flexibility to thrive. Role: Lead Software Developer, Senior .Net Developer, Software Engineering Manager, Senior Full Stack Developer, Lead .Net Developer, Lead Software Engineer, Senior C# Developer Salary: £65k - £75k base + Bonus Benefits: 5% pension, 25 days holiday, 2 wellbeing days, Christmas shutdown, private healthcare, life assurance, cinema tickets & more Location: Milton Keynes – Hybrid (2 days a week in office)
        Are you a hands-on Lead or Senior .Net Developer ready to shape architecture and guide talented developers? Want a hybrid role with 3 days WFH? This is your chance to stay close to the code while making key technical decisions that drive real business impact. You'll join a collaborative, forward-thinking team building cutting-edge products — with the support, tools, and flexibility to thrive. Role: Lead Software Developer, Senior .Net Developer, Software Engineering Manager, Senior Full Stack Developer, Lead .Net Developer, Lead Software Engineer, Senior C# Developer Salary: £65k - £75k base + Bonus Benefits: 5% pension, 25 days holiday, 2 wellbeing days, Christmas shutdown, private healthcare, life assurance, cinema tickets & more Location: Milton Keynes – Hybrid (2 days a week in office)
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        FEATURED
        We're seeking an experienced Senior Full Stack Developer to join our clients expanding technology team. In this role, you'll be instrumental in designing, developing, and maintaining high-quality, scalable web applications. You'll work across the full stack, collaborating closely with colleagues to deliver impactful, user-focused solutions. Key Responsibilities * Develop and maintain modern web applications using C# .NET (Core/Framework) and React. * Work with cross-functional teams to define requirements and deliver new features. * Write clean, scalable, and well-tested code. * Diagnose and resolve application issues to ensure optimal performance. You will have - * 3+ years' experience as a Full Stack Developer. * Strong hands-on expertise with C# .NET (Core) and React. * Good understanding of REST APIs, SQL/NoSQL databases, and Git version control.
        We're seeking an experienced Senior Full Stack Developer to join our clients expanding technology team. In this role, you'll be instrumental in designing, developing, and maintaining high-quality, scalable web applications. You'll work across the full stack, collaborating closely with colleagues to deliver impactful, user-focused solutions. Key Responsibilities * Develop and maintain modern web applications using C# .NET (Core/Framework) and React. * Work with cross-functional teams to define requirements and deliver new features. * Write clean, scalable, and well-tested code. * Diagnose and resolve application issues to ensure optimal performance. You will have - * 3+ years' experience as a Full Stack Developer. * Strong hands-on expertise with C# .NET (Core) and React. * Good understanding of REST APIs, SQL/NoSQL databases, and Git version control.
        more
        We're seeking an experienced Senior Full Stack Developer to join our clients expanding technology team. In this role, you'll be instrumental in designing, developing, and maintaining high-quality, scalable web applications. You'll work across the full stack, collaborating closely with colleagues to deliver impactful, user-focused solutions. Key Responsibilities * Develop and maintain modern web applications using C# .NET (Core/Framework) and React. * Work with cross-functional teams to define requirements and deliver new features. * Write clean, scalable, and well-tested code. * Diagnose and resolve application issues to ensure optimal performance. You will have - * 3+ years' experience as a Full Stack Developer. * Strong hands-on expertise with C# .NET (Core) and React. * Good understanding of REST APIs, SQL/NoSQL databases, and Git version control.
        We're seeking an experienced Senior Full Stack Developer to join our clients expanding technology team. In this role, you'll be instrumental in designing, developing, and maintaining high-quality, scalable web applications. You'll work across the full stack, collaborating closely with colleagues to deliver impactful, user-focused solutions. Key Responsibilities * Develop and maintain modern web applications using C# .NET (Core/Framework) and React. * Work with cross-functional teams to define requirements and deliver new features. * Write clean, scalable, and well-tested code. * Diagnose and resolve application issues to ensure optimal performance. You will have - * 3+ years' experience as a Full Stack Developer. * Strong hands-on expertise with C# .NET (Core) and React. * Good understanding of REST APIs, SQL/NoSQL databases, and Git version control.
        more
        The Role The BMC Helix Technical Delivery Authority is responsible for end-to-end delivery of BMC Helix solutions, ensuring technical integrity, seamless integration with external systems, and alignment with business objectives. This role combines solution architecture, technical leadership, and project governance to deliver complex ITSM solutions on time and within budget. * Define and validate BMC Helix architecture (ITSM Suite, Digital Workplace, CMDB, Smart IT). * Design scalable, secure, and maintainable solutions leveraging BMC Helix Innovation Studio and Business Workflows. * Ensure compliance with ITIL best practices and enterprise standards. * Architect and implement integrations with third-party systems (eg, Active Directory, Orchestrators, Service Assurance tools). * Configure web services, APIs, and middleware for seamless data exchange.
        The Role The BMC Helix Technical Delivery Authority is responsible for end-to-end delivery of BMC Helix solutions, ensuring technical integrity, seamless integration with external systems, and alignment with business objectives. This role combines solution architecture, technical leadership, and project governance to deliver complex ITSM solutions on time and within budget. * Define and validate BMC Helix architecture (ITSM Suite, Digital Workplace, CMDB, Smart IT). * Design scalable, secure, and maintainable solutions leveraging BMC Helix Innovation Studio and Business Workflows. * Ensure compliance with ITIL best practices and enterprise standards. * Architect and implement integrations with third-party systems (eg, Active Directory, Orchestrators, Service Assurance tools). * Configure web services, APIs, and middleware for seamless data exchange.
        more

        Flexible Pipe Engineer

        First Technical Recruitment
        Basingstoke, Hampshire
        Market related
        Senior Flexible Pipe Engineer UK – Basingstoke (Hybrid Working) Worker Status: PAYE Only Contract Duration: Minimum 12 Months SmartWorking (Hybrid Working) The company supports flexible working through its SmartWorking policy. Personnel may work up to 12 working days per month from home (or another secure UK location). These days remain available even during months where leave is taken—typically offering employees the opportunity for approximately 60% remote working. The Role: Senior Engineer, Flexible Pipe We are seeking a highly capable Senior Flexible Pipe Engineer to support Eni’s global offshore deepwater projects. Based within the engineering group in Basingstoke, you will deliver specialist engineering expertise across all project phases—from feasibility studies and concept development through FEED, tendering, and execution.
        Senior Flexible Pipe Engineer UK – Basingstoke (Hybrid Working) Worker Status: PAYE Only Contract Duration: Minimum 12 Months SmartWorking (Hybrid Working) The company supports flexible working through its SmartWorking policy. Personnel may work up to 12 working days per month from home (or another secure UK location). These days remain available even during months where leave is taken—typically offering employees the opportunity for approximately 60% remote working. The Role: Senior Engineer, Flexible Pipe We are seeking a highly capable Senior Flexible Pipe Engineer to support Eni’s global offshore deepwater projects. Based within the engineering group in Basingstoke, you will deliver specialist engineering expertise across all project phases—from feasibility studies and concept development through FEED, tendering, and execution.
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        Technical Design Authority

        DCV Technologies Limited
        Reading (RG1)
        From £30 to £50 per hour
        We are seeking an experienced Technical Design Authority (TDA) with strong expertise in BMC Helix and ITSM architecture to lead technical delivery across a major transformation programme. This role suits a hands-on architect with deep knowledge of Helix ITSM, Atrium CMDB, AR System, Digital Workplace, Smart IT, and complex integration environments. Key Responsibilities * Define, validate and govern BMC Helix architecture across ITSM, CMDB, Digital Workplace and Smart IT. * Design scalable, secure solutions using Helix Innovation Studio and Business Workflows. * Lead integrations with third-party platforms including Active Directory, orchestrators, discovery tools, APIs, web services and middleware. * Oversee CMDB reconciliation, data flows, auto-ticketing and identity management integrations.
        We are seeking an experienced Technical Design Authority (TDA) with strong expertise in BMC Helix and ITSM architecture to lead technical delivery across a major transformation programme. This role suits a hands-on architect with deep knowledge of Helix ITSM, Atrium CMDB, AR System, Digital Workplace, Smart IT, and complex integration environments. Key Responsibilities * Define, validate and govern BMC Helix architecture across ITSM, CMDB, Digital Workplace and Smart IT. * Design scalable, secure solutions using Helix Innovation Studio and Business Workflows. * Lead integrations with third-party platforms including Active Directory, orchestrators, discovery tools, APIs, web services and middleware. * Oversee CMDB reconciliation, data flows, auto-ticketing and identity management integrations.
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        FEATURED

        Applications Support Analyst / Engineer

        Kudos Partners
        Datchet Common, Slough (SL3), SL3
        £75,000 per annum plus 12% bonus - generous benefits package
        Location:West of London | Hybrid (1 day in office) Salary:Competitive + Benefits + Flexible Working Why Join? * Hybrid working only 1 day per week in the office * Established FinTech company with a collaborative, supportive culture * Key role in supporting high-profile web and mobileapplications(including BigCommerce) * Exposure to Azure, APIs, D365, and cutting-edge digital solutions Were seeking anexperiencedApplicationsSupport Analyst/Developerto join our growing FinTech team. Thisbusiness-criticalrole will lead the support for a new digital platform, ensuring smooth operation and exceptional service for internal stakeholders. * Deliver 2nd and 3rd line support for digitalapplications, resolving issues within SLAs * Minimise downtime and drive continuous improvement across web/mobile platforms
        Location:West of London | Hybrid (1 day in office) Salary:Competitive + Benefits + Flexible Working Why Join? * Hybrid working only 1 day per week in the office * Established FinTech company with a collaborative, supportive culture * Key role in supporting high-profile web and mobileapplications(including BigCommerce) * Exposure to Azure, APIs, D365, and cutting-edge digital solutions Were seeking anexperiencedApplicationsSupport Analyst/Developerto join our growing FinTech team. Thisbusiness-criticalrole will lead the support for a new digital platform, ensuring smooth operation and exceptional service for internal stakeholders. * Deliver 2nd and 3rd line support for digitalapplications, resolving issues within SLAs * Minimise downtime and drive continuous improvement across web/mobile platforms
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        Salesforce Tech Lead

        Stackstudio Digital Ltd.
        Windsor (SL4)
        From £450 to £475 per day
        Job Title:Salesforce Tech Lead Location:Windsor, UK (1 day a week) Job Purpose and Primary Objectives:Salesforce Tech Lead Key Responsibilities (Please specify if the position is an individual one or part of a team) * Participate in refining and scoping upcoming sprint work. * Assist solution architects with technical design and breaking down complex tasks. * Accountable for timely delivery of assigned tickets, meeting acceptance criteria. * Conduct spikes/investigations into innovative technologies for future project viability. * Ensure teammates' work meets code quality standards through reviews. * Coordinate with other teams for integrations, ensuring alignment of tasks and APIs. * Work with the QA team to investigate and resolve issues. * Mentor junior team members, providing assistance with tasks and problem-solving.
        Job Title:Salesforce Tech Lead Location:Windsor, UK (1 day a week) Job Purpose and Primary Objectives:Salesforce Tech Lead Key Responsibilities (Please specify if the position is an individual one or part of a team) * Participate in refining and scoping upcoming sprint work. * Assist solution architects with technical design and breaking down complex tasks. * Accountable for timely delivery of assigned tickets, meeting acceptance criteria. * Conduct spikes/investigations into innovative technologies for future project viability. * Ensure teammates' work meets code quality standards through reviews. * Coordinate with other teams for integrations, ensuring alignment of tasks and APIs. * Work with the QA team to investigate and resolve issues. * Mentor junior team members, providing assistance with tasks and problem-solving.
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        Oracle Consultant

        AVENSYS CONSULTING (UK) LTD
        Dunstable (LU5)
        From £70,000 to £75,000 per annum
        Job Title: Simphony Consultant Job Type: Fixed term contract for 6months Location: Dunstable, UK (Hybrid 2-3days/week) Salary: GBP 70-75K/Annum * Expertise on Oracle Simphony, API knowledge, Knowledge of Product Limitations * Ability to set up configuration * IT project experience * Business analysis skills * Testing Skills * Experience of Production Support * Any coding skill/ scripting skill is good to have * Roll out / Deploy experience.
        Job Title: Simphony Consultant Job Type: Fixed term contract for 6months Location: Dunstable, UK (Hybrid 2-3days/week) Salary: GBP 70-75K/Annum * Expertise on Oracle Simphony, API knowledge, Knowledge of Product Limitations * Ability to set up configuration * IT project experience * Business analysis skills * Testing Skills * Experience of Production Support * Any coding skill/ scripting skill is good to have * Roll out / Deploy experience.
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        Ready to Build the Future of AI with Us? Ready to help enterprises. At Neologik, we’re not just keeping up with the AI revolution - we’re fuelling it. We’re a high-velocity team on a mission to redefine how businesses think, build, and automate using artificial intelligence. Born in the cloud and powered by the latest Microsoft and Azure AI stack, Neologik is creating an intelligent automation platform that helps companies deploy smart agents, supercharge workflows, and innovate at scale. And here’s the best part: we’re just getting started. We’re looking for a Head of AI Software Development with a flair for AI to join the core team building the future of intelligent automation. If you thrive in fast-paced, idea-rich environments and love turning next-gen tech into real-world solutions - this is your moment. Ready to build the future with us?
        Ready to Build the Future of AI with Us? Ready to help enterprises. At Neologik, we’re not just keeping up with the AI revolution - we’re fuelling it. We’re a high-velocity team on a mission to redefine how businesses think, build, and automate using artificial intelligence. Born in the cloud and powered by the latest Microsoft and Azure AI stack, Neologik is creating an intelligent automation platform that helps companies deploy smart agents, supercharge workflows, and innovate at scale. And here’s the best part: we’re just getting started. We’re looking for a Head of AI Software Development with a flair for AI to join the core team building the future of intelligent automation. If you thrive in fast-paced, idea-rich environments and love turning next-gen tech into real-world solutions - this is your moment. Ready to build the future with us?
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        We are looking for a Senior Software Engineer to join our Group Technology team in Milton Keynes. In this role, you will help develop, support and enhance business systems and applications using .NET technologies and SQL Server. We offer a hybrid working arrangement with two days per week in our Milton Keynes office. * Be up to date regarding best practices in software development and deployment * Implement best practice coding in relation to development coding standards * Use operational data to improve the stability and performance of the applications * Maintain documentation and release notes * Have awareness of application security considerations * Identify dependencies across the organization and work with teams to resolve them before they become an issue, and install preventative measures to mitigate repeat occurrences
        We are looking for a Senior Software Engineer to join our Group Technology team in Milton Keynes. In this role, you will help develop, support and enhance business systems and applications using .NET technologies and SQL Server. We offer a hybrid working arrangement with two days per week in our Milton Keynes office. * Be up to date regarding best practices in software development and deployment * Implement best practice coding in relation to development coding standards * Use operational data to improve the stability and performance of the applications * Maintain documentation and release notes * Have awareness of application security considerations * Identify dependencies across the organization and work with teams to resolve them before they become an issue, and install preventative measures to mitigate repeat occurrences
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        Start Date: ASAP Contract Length: Until March 2026 (strong potential for extension) Day Rate: £450/day OUTSIDE IR35 Location: Hybrid 1 day per week onsite in Newbury Overview A major telecoms organisation is partnering with a global technology consultancy on a large-scale network transformation programme. They require an experienced Technical Author to review, update, and rewrite core network documentation that is currently outdated. This role is focused on bringing clarity, structure, and accuracy to critical technical documents, ensuring they reflect current technologies, designs, and operational needs. You will work closely with engineering and design teams to produce clear, logical, and well-organised documentation hosted within an online repository (e.g., Confluence). Key Responsibilities
        Start Date: ASAP Contract Length: Until March 2026 (strong potential for extension) Day Rate: £450/day OUTSIDE IR35 Location: Hybrid 1 day per week onsite in Newbury Overview A major telecoms organisation is partnering with a global technology consultancy on a large-scale network transformation programme. They require an experienced Technical Author to review, update, and rewrite core network documentation that is currently outdated. This role is focused on bringing clarity, structure, and accuracy to critical technical documents, ensuring they reflect current technologies, designs, and operational needs. You will work closely with engineering and design teams to produce clear, logical, and well-organised documentation hosted within an online repository (e.g., Confluence). Key Responsibilities
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        FEATURED

        Senior Databricks Engineer

        Bibby Financial Services
        Adderbury, Banbury (OX17), OX17 3NS
        £65,000 - £75,000 per annum
        Bibby Financial Services have an exciting opportunity available for a reliable Senior Databricks Engineer to join our team. You will join us on a full time, permanent basisand in return, you will receive a competitive salary of £65,000 - £75,000 per annum. As our Senior Databricks Engineer, you will operate within an Agile delivery environment, working closely with the Data Product Manager and Data Architect to ensure your team maintains a pipeline of delivery against the Backlog; providing vital insight from our wide-ranging dataset to support executive and operational decision making that will underpin sustained growth of BFS business units domestically and internationally.
        Bibby Financial Services have an exciting opportunity available for a reliable Senior Databricks Engineer to join our team. You will join us on a full time, permanent basisand in return, you will receive a competitive salary of £65,000 - £75,000 per annum. As our Senior Databricks Engineer, you will operate within an Agile delivery environment, working closely with the Data Product Manager and Data Architect to ensure your team maintains a pipeline of delivery against the Backlog; providing vital insight from our wide-ranging dataset to support executive and operational decision making that will underpin sustained growth of BFS business units domestically and internationally.
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        What is the average salary for API in Oxfordshire?

        Average salary per year
        £52,499

        The average salary for a API in Oxfordshire is £52,499. API in Oxfordshire salaries range from £48,750 to £62,499.

        Frequently Asked Questions

        How many contract API jobs are there in Oxfordshire?
        There are 77 contract API jobs within 20 miles of Oxfordshire available on Jobsite right now.

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