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        Oxford
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        2 Contract API jobs in Oxford + 20 miles

        105 exact matches jobs are outside your preferred location

        Senior AI Software Engineer

        Klaviyo
        London
        £110,000 a year
        At Klaviyo, we value the unique backgrounds, experiences and perspectives each Klaviyo (we call ourselves Klaviyos) brings to our workplace each and every day. We believe everyone deserves a fair shot at success and appreciate the experiences each person brings beyond the traditional job requirements. If you're a close but not exact match with the description, we hope you'll still consider applying. Want to learn more about life at Klaviyo? At Klaviyo, we believe the future of software lies not in productivity tools for human users but in software that can run and optimize itself based on outcome or reward metrics. We've built the infrastructure and application that serve as the interface between businesses and consumers. We now have over 167,000 customers, billions of consumer profiles, and hundreds of billions of customer messages and follow-on conversion data.
        At Klaviyo, we value the unique backgrounds, experiences and perspectives each Klaviyo (we call ourselves Klaviyos) brings to our workplace each and every day. We believe everyone deserves a fair shot at success and appreciate the experiences each person brings beyond the traditional job requirements. If you're a close but not exact match with the description, we hope you'll still consider applying. Want to learn more about life at Klaviyo? At Klaviyo, we believe the future of software lies not in productivity tools for human users but in software that can run and optimize itself based on outcome or reward metrics. We've built the infrastructure and application that serve as the interface between businesses and consumers. We now have over 167,000 customers, billions of consumer profiles, and hundreds of billions of customer messages and follow-on conversion data.
        more
        At Klaviyo, we value the unique backgrounds, experiences and perspectives each Klaviyo (we call ourselves Klaviyos) brings to our workplace each and every day. We believe everyone deserves a fair shot at success and appreciate the experiences each person brings beyond the traditional job requirements. If you're a close but not exact match with the description, we hope you'll still consider applying. Want to learn more about life at Klaviyo? Lead Software AI Engineer - At Klaviyo, we believe the future of software lies not in productivity tools for human users but in software that can run and optimize itself based on outcome or reward metrics. We've built the infrastructure and application that serve as the interface between businesses and consumers. We now have over 167,000 customers, billions of consumer profiles, and hundreds of billions of customer messages and fol
        At Klaviyo, we value the unique backgrounds, experiences and perspectives each Klaviyo (we call ourselves Klaviyos) brings to our workplace each and every day. We believe everyone deserves a fair shot at success and appreciate the experiences each person brings beyond the traditional job requirements. If you're a close but not exact match with the description, we hope you'll still consider applying. Want to learn more about life at Klaviyo? Lead Software AI Engineer - At Klaviyo, we believe the future of software lies not in productivity tools for human users but in software that can run and optimize itself based on outcome or reward metrics. We've built the infrastructure and application that serve as the interface between businesses and consumers. We now have over 167,000 customers, billions of consumer profiles, and hundreds of billions of customer messages and fol
        more
        About Mesh-AI - We're a transformation consultancy and we exist to reimagine how enterprises operate, making data and AI their competitive advantage. We turn enterprises into data-driven and AI enabled organisations, unleashing business growth and accelerating outcomes. We're building an open, collaborative culture and we are always on the lookout for top talent to join us in our next phase of growth. If you're interested in working on business-defining engagements with some of the brightest minds in the industry, apply below! Overview - Mesh-AI are seeking an exceptional Principal Software Engineer to lead delivery of exciting engagements within our Energy & Commodities Trading sector. This role demands a unique combination of hands-on technical excellence and deep domain expertise in trading environments.
        About Mesh-AI - We're a transformation consultancy and we exist to reimagine how enterprises operate, making data and AI their competitive advantage. We turn enterprises into data-driven and AI enabled organisations, unleashing business growth and accelerating outcomes. We're building an open, collaborative culture and we are always on the lookout for top talent to join us in our next phase of growth. If you're interested in working on business-defining engagements with some of the brightest minds in the industry, apply below! Overview - Mesh-AI are seeking an exceptional Principal Software Engineer to lead delivery of exciting engagements within our Energy & Commodities Trading sector. This role demands a unique combination of hands-on technical excellence and deep domain expertise in trading environments.
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        Veson Nautical is a global software and data business that provides the maritime commercial industry with a standard platform to streamline operations, offer insightful analytics, and drive unparalleled efficiency. In this role, you will be working in Veson Nauticals Data Science team. This is a group of experts in data science, artificial intelligence, and other quantitative disciplines, drawn from industry and academia. Its role is to transform Veson Nauticals rich data assets into actionable intelligence. The Data Science team plays a vital role in driving innovation through research and development of data driven products. Working closely with product managers, software engineers, and clients, our data scientists understand commercial needs and align their research to solve high value problems.
        Veson Nautical is a global software and data business that provides the maritime commercial industry with a standard platform to streamline operations, offer insightful analytics, and drive unparalleled efficiency. In this role, you will be working in Veson Nauticals Data Science team. This is a group of experts in data science, artificial intelligence, and other quantitative disciplines, drawn from industry and academia. Its role is to transform Veson Nauticals rich data assets into actionable intelligence. The Data Science team plays a vital role in driving innovation through research and development of data driven products. Working closely with product managers, software engineers, and clients, our data scientists understand commercial needs and align their research to solve high value problems.
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        Understanding and/or experience in managing API-based software businesses
        Understanding and/or experience in managing API-based software businesses
        NEW
        Design and manage secure networking and service meshes (TLS, Istio, Linkerd, API gateways) to ensure encrypted and reliable service-to-service communication. * Experience designing and managing secure networking and service mesh (TLS, Istio, Linkerd, API gateways).
        Design and manage secure networking and service meshes (TLS, Istio, Linkerd, API gateways) to ensure encrypted and reliable service-to-service communication. * Experience designing and managing secure networking and service mesh (TLS, Istio, Linkerd, API gateways).
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        Designed robust data architectures with a strong grasp of distributed systems, API development, and the patterns that make complex data processing reliable and maintainable.
        Designed robust data architectures with a strong grasp of distributed systems, API development, and the patterns that make complex data processing reliable and maintainable.
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        NEW

        API Integration Specialist

        Halian Technology Limited
        Oxfordshire
        From £500 to £525 per day
        Halian Technology are searching for an Interim API Integrations Specialist to join our client's forward-thinking technology team. * Design, develop, and maintain API integrations between internal systems and external SaaS platforms. * Build and maintain API documentation, providing guidance on integration best practices. * Familiarity with RESTful API design, OAuth2/API authentication, and workflow automation (Power Automate). * Familiarity with Power Apps, Power BI, Microsoft Graph API, Azure Logic Apps/Functions, and Dataverse. Apply now and help energise the future with your expertise in API integration.
        Halian Technology are searching for an Interim API Integrations Specialist to join our client's forward-thinking technology team. * Design, develop, and maintain API integrations between internal systems and external SaaS platforms. * Build and maintain API documentation, providing guidance on integration best practices. * Familiarity with RESTful API design, OAuth2/API authentication, and workflow automation (Power Automate). * Familiarity with Power Apps, Power BI, Microsoft Graph API, Azure Logic Apps/Functions, and Dataverse. Apply now and help energise the future with your expertise in API integration.
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        NEW
        Familiarity with API versioning, testing strategies, and documentation best practices.
        Familiarity with API versioning, testing strategies, and documentation best practices.
        NEWFEATURED

        Senior QA Engineer

        Networker Global Limited
        UK
        £70000 - £120000 per annum
        Test Automation: Build and maintain robust, scalable test automation frameworks for API, integration, and end-to-end tests within the MLOps pipeline. * Experience with automation tools (e.g., Selenium, Playwright, Cypress) and API testing tools (e.g., Postman, REST Assured).
        Test Automation: Build and maintain robust, scalable test automation frameworks for API, integration, and end-to-end tests within the MLOps pipeline. * Experience with automation tools (e.g., Selenium, Playwright, Cypress) and API testing tools (e.g., Postman, REST Assured).
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        NEW
        Cybersecurity Incident Response Specialist - CONTRACT OPPORTUNITY * Remote with occasional trips to London (not expensed). * £750.00 per day. * 6 months. * ASAP start, ASAP interviews. * Right to work in the UK mandatory. The Cybersecurity Incident Response Specialist will be responsible for investigating, analysing and providing specialist expertise for the resolution of security incidents / attacks aimed at the client. Support the long-term strategic goals of Cyber Operations pillar support Senior Analysts and Analysts in managing incidents and liaise with SOC engineers to ensure appropriate security measures, technologies and processes are in place to avoid reoccurrence of incidents. * Demonstrate an ability to understand in detail how an incident has occurred without relying on alerts (e.g., reviewing logs and threat intelligence data).
        Cybersecurity Incident Response Specialist - CONTRACT OPPORTUNITY * Remote with occasional trips to London (not expensed). * £750.00 per day. * 6 months. * ASAP start, ASAP interviews. * Right to work in the UK mandatory. The Cybersecurity Incident Response Specialist will be responsible for investigating, analysing and providing specialist expertise for the resolution of security incidents / attacks aimed at the client. Support the long-term strategic goals of Cyber Operations pillar support Senior Analysts and Analysts in managing incidents and liaise with SOC engineers to ensure appropriate security measures, technologies and processes are in place to avoid reoccurrence of incidents. * Demonstrate an ability to understand in detail how an incident has occurred without relying on alerts (e.g., reviewing logs and threat intelligence data).
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        NEW
        The platform supports everything from game deployment and integration to player session management, promotions, reporting, and third-party API connectivity.
        The platform supports everything from game deployment and integration to player session management, promotions, reporting, and third-party API connectivity.
        more
        NEW
        Hands-on experience with AWS Bedrock or similar AI service platforms (OpenAI API, Azure AI, etc.) * AWS fundamentals - comfortable with Lambda, S3, API Gateway, and basic cloud architecture
        Hands-on experience with AWS Bedrock or similar AI service platforms (OpenAI API, Azure AI, etc.) * AWS fundamentals - comfortable with Lambda, S3, API Gateway, and basic cloud architecture
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        On a day to day basis, you'll be working closely with retail & manufacturing teams to discover, develop and support the systems they need, you will be building API first backend services to support frontend development and architect system integrations to allow for easy data flow across the business.
        On a day to day basis, you'll be working closely with retail & manufacturing teams to discover, develop and support the systems they need, you will be building API first backend services to support frontend development and architect system integrations to allow for easy data flow across the business.
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        Crawley, United Kingdom - We dont just build technology. We build hope f or everyone dealing with cancer. Are you passionate about building software that makes a real difference? At Elekta, were looking for a Senior Software Development Engineer to help drive innovation in our Radiation Therapy Treatment systems. Youll be developing cutting-edge workflow, delivery, and imaging software for medical devicesworking within a safety-critical environment where software quality is paramount and embedded into our CI/CD pipelines. Guided by system architecture and technical leadership, youll collaborate in agile teams to deliver impactful solutions that improve patient outcomes worldwide. * Define, design, develop and maintain application components, services and APIs on the Elekta Domain-based service-oriented platform, hosted on containers.
        Crawley, United Kingdom - We dont just build technology. We build hope f or everyone dealing with cancer. Are you passionate about building software that makes a real difference? At Elekta, were looking for a Senior Software Development Engineer to help drive innovation in our Radiation Therapy Treatment systems. Youll be developing cutting-edge workflow, delivery, and imaging software for medical devicesworking within a safety-critical environment where software quality is paramount and embedded into our CI/CD pipelines. Guided by system architecture and technical leadership, youll collaborate in agile teams to deliver impactful solutions that improve patient outcomes worldwide. * Define, design, develop and maintain application components, services and APIs on the Elekta Domain-based service-oriented platform, hosted on containers.
        more
        NEW
        Day to day we build backend services, integrations with platforms like the Google Ads API, and features within Campaign Manager that give hoteliers both strategic control and tactical flexibility. * Integrations: Google Ads API, various metasearch and advertising platforms * Familiarity with the Google Ads API. * gRPC experience (we maintain a TypeScript Google Ads API library).
        Day to day we build backend services, integrations with platforms like the Google Ads API, and features within Campaign Manager that give hoteliers both strategic control and tactical flexibility. * Integrations: Google Ads API, various metasearch and advertising platforms * Familiarity with the Google Ads API. * gRPC experience (we maintain a TypeScript Google Ads API library).
        more
        NEW
        We are seeking a versatile and detail-oriented Data Engineer & Data Analyst to join our data team. This hybrid role involves designing and maintaining data pipelines, ensuring data quality, and performing in-depth analysis to support business decision-making. The ideal candidate will have strong technical skills in data engineering and a keen analytical mindset to extract actionable insights. Description for Internal Candidates - Design, build, and maintain scalable ETL/ELT pipelines using tools like Apache Airflow, Azure Data Factory, or similar. Develop and optimize data models and data warehouses (e.g., Snowflake, Redshift, BigQuery). Work with structured and unstructured data from various sources (APIs, databases, flat files). Ensure data quality, integrity, and governance across systems. Collaborate with DevOps and cloud teams to manage data infrastructure (AWS,
        We are seeking a versatile and detail-oriented Data Engineer & Data Analyst to join our data team. This hybrid role involves designing and maintaining data pipelines, ensuring data quality, and performing in-depth analysis to support business decision-making. The ideal candidate will have strong technical skills in data engineering and a keen analytical mindset to extract actionable insights. Description for Internal Candidates - Design, build, and maintain scalable ETL/ELT pipelines using tools like Apache Airflow, Azure Data Factory, or similar. Develop and optimize data models and data warehouses (e.g., Snowflake, Redshift, BigQuery). Work with structured and unstructured data from various sources (APIs, databases, flat files). Ensure data quality, integrity, and governance across systems. Collaborate with DevOps and cloud teams to manage data infrastructure (AWS,
        more
        NEW

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        What is the average salary for API in Oxford?

        Average salary per year
        £55,000

        The average salary for a API in Oxford is £55,000. API in Oxford salaries range from £52,499 to £62,499.

        Frequently Asked Questions

        How many contract API jobs are there in Oxford?
        There are 2 contract API jobs within 20 miles of Oxford available on CWJobs right now.

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