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38 Permanent API jobs in Oxfordshire + 20 miles
315 exact matches jobs are outside your preferred location
11 - S&P Global corporates value stream technology team consists of geographically diversified software engineers responsible to develop scalable solutions by working directly with product development team. Our team culture is oriented towards equality in the realm of software engineering irrespective of hierarchy promoting innovation. One should feel empowered to iterate over ideas and experimentation without being afraid of failure. You will enable S&P ratings business to provide best in class end-to-end analytical, commercial and customer experience by building feature rich solutions including big data engineering, analytics, business intelligence and workflow capabilities. The ideal candidate thrives in a highly technical role and will design and develop software using cutting edge technologies consisting of web applications, data pipelines, big data, machine lear
11 - S&P Global corporates value stream technology team consists of geographically diversified software engineers responsible to develop scalable solutions by working directly with product development team. Our team culture is oriented towards equality in the realm of software engineering irrespective of hierarchy promoting innovation. One should feel empowered to iterate over ideas and experimentation without being afraid of failure. You will enable S&P ratings business to provide best in class end-to-end analytical, commercial and customer experience by building feature rich solutions including big data engineering, analytics, business intelligence and workflow capabilities. The ideal candidate thrives in a highly technical role and will design and develop software using cutting edge technologies consisting of web applications, data pipelines, big data, machine lear
IDBS helps BioPharma organizations unlock the potential of AI/ML to improve the lives of patients. As a trusted long-term partner to 80% of the top 20 global BioPharma companies1, IDBS delivers powerful cloud software and services specifically designed to meet the evolving needs of the BioPharma sector. IDBS, a Danaher company, leverages 35 years of scientific informatics expertise to help organizations design, execute and orchestrate processes, manage, contextualize and structure data and gain valuable insights throughout the product lifecycle, from R&D through manufacturing. Known for its signature IDBS E-WorkBook software, IDBS has extended its flexible, scalable solutions to the IDBS Polar and PIMS cloud platforms to help scientists make smarter decisions with assured confidence in both GxP and non-GxP environments.
IDBS helps BioPharma organizations unlock the potential of AI/ML to improve the lives of patients. As a trusted long-term partner to 80% of the top 20 global BioPharma companies1, IDBS delivers powerful cloud software and services specifically designed to meet the evolving needs of the BioPharma sector. IDBS, a Danaher company, leverages 35 years of scientific informatics expertise to help organizations design, execute and orchestrate processes, manage, contextualize and structure data and gain valuable insights throughout the product lifecycle, from R&D through manufacturing. Known for its signature IDBS E-WorkBook software, IDBS has extended its flexible, scalable solutions to the IDBS Polar and PIMS cloud platforms to help scientists make smarter decisions with assured confidence in both GxP and non-GxP environments.
It's fun to work in a company where people truly BELIEVE in what they're doing! We're committed to bringing passion and customer focus to the business. About Us - Kyriba is a global leader in liquidity performance that empowers CFOs, Treasurers and IT leaders to connect, protect, forecast and optimize their liquidity. As a secure and scalable SaaS solution, Kyriba brings intelligence and financial automation that enables companies and banks of all sizes to improve their financial performance and increase operational efficiency. Kyribas real-time data and AI-empowered tools empower its 3,000 customers worldwide to quantify exposures, project cash and liquidity, and take action to protect balance sheets, income statements and cash flows. Kyriba manages more than 3.5 billion bank transactions and $15 trillion in payments annually and gives customers complete visibility a
It's fun to work in a company where people truly BELIEVE in what they're doing! We're committed to bringing passion and customer focus to the business. About Us - Kyriba is a global leader in liquidity performance that empowers CFOs, Treasurers and IT leaders to connect, protect, forecast and optimize their liquidity. As a secure and scalable SaaS solution, Kyriba brings intelligence and financial automation that enables companies and banks of all sizes to improve their financial performance and increase operational efficiency. Kyribas real-time data and AI-empowered tools empower its 3,000 customers worldwide to quantify exposures, project cash and liquidity, and take action to protect balance sheets, income statements and cash flows. Kyriba manages more than 3.5 billion bank transactions and $15 trillion in payments annually and gives customers complete visibility a
at Ebury - London - Ebury is a global fintech firm dedicated to empowering businesses to expand internationally through tailored and forward-thinking financial solutions. Since our founding in 2009, we've grown to a diverse team of over 1,700 professionals across 40+ offices and 29+ markets worldwide. Joining Ebury means becoming part of a collaborative and innovative environment where your contributions are valued. You'll play a key role in shaping the future of cross-border finance, while advancing your own career in a dynamic, high-growth industry. Senior Fullstack Mobile Engineer (React Native) London Office - Hybrid: 4 days in the office, 1 day working from home - Ebury is seeking a Senior Full Stack Mobile Engineer skilled in React Native to play a crucial part in our Channels Core team. In this role, you will be working on evolving our mobile app for the scale
at Ebury - London - Ebury is a global fintech firm dedicated to empowering businesses to expand internationally through tailored and forward-thinking financial solutions. Since our founding in 2009, we've grown to a diverse team of over 1,700 professionals across 40+ offices and 29+ markets worldwide. Joining Ebury means becoming part of a collaborative and innovative environment where your contributions are valued. You'll play a key role in shaping the future of cross-border finance, while advancing your own career in a dynamic, high-growth industry. Senior Fullstack Mobile Engineer (React Native) London Office - Hybrid: 4 days in the office, 1 day working from home - Ebury is seeking a Senior Full Stack Mobile Engineer skilled in React Native to play a crucial part in our Channels Core team. In this role, you will be working on evolving our mobile app for the scale
At Warner Music Group, were a global collective of music makers and music lovers, tech innovators and inspired entrepreneurs, game-changing creatives and passionate team members. Here, we turn dreams into stardom and audiences into fans. We are guided by three core values that underpin everything we do across all our diverse businesses:? Curiosity : We do our best work when were immersing ourselves in culture and breaking through barriers. Curiosity is the driving force behind creativity and ingenuity. It fuels innovation, and innovation is the key to our future. Collaboration : Making music and bringing it to the world is all about the power of originality amplified by teamwork. A great idea, like a great song, travels globally. We ignite passions and build connections across our diverse community of artists, songwriters, partners, and fans.
At Warner Music Group, were a global collective of music makers and music lovers, tech innovators and inspired entrepreneurs, game-changing creatives and passionate team members. Here, we turn dreams into stardom and audiences into fans. We are guided by three core values that underpin everything we do across all our diverse businesses:? Curiosity : We do our best work when were immersing ourselves in culture and breaking through barriers. Curiosity is the driving force behind creativity and ingenuity. It fuels innovation, and innovation is the key to our future. Collaboration : Making music and bringing it to the world is all about the power of originality amplified by teamwork. A great idea, like a great song, travels globally. We ignite passions and build connections across our diverse community of artists, songwriters, partners, and fans.
Why SoftwareOne? Strip away everything. Strip away our brand, strip away our buildings, strip away our offices. What are we left with? Our people. This is what makes SoftwareOne successful. Passionate people who live and breathe our values every day, who delight our customers, every day, and who go above and beyond, every day. Our culture is unique, and I believe that having the right people, and empowering them to succeed, is the absolute key to our success. Patrick Winter, Founder. SoftwareOne is an equal opportunity employer. With employee satisfaction as one of our core values, we are passionate about diversity and are committed to creating an inclusive environment for all of our employees. We want every employee to have the greatest experience of their career. The role - The SoftwareOne Marketplace Platform Team is seeking .NET engineers who enjoy working with th
Why SoftwareOne? Strip away everything. Strip away our brand, strip away our buildings, strip away our offices. What are we left with? Our people. This is what makes SoftwareOne successful. Passionate people who live and breathe our values every day, who delight our customers, every day, and who go above and beyond, every day. Our culture is unique, and I believe that having the right people, and empowering them to succeed, is the absolute key to our success. Patrick Winter, Founder. SoftwareOne is an equal opportunity employer. With employee satisfaction as one of our core values, we are passionate about diversity and are committed to creating an inclusive environment for all of our employees. We want every employee to have the greatest experience of their career. The role - The SoftwareOne Marketplace Platform Team is seeking .NET engineers who enjoy working with th
nCino offers exciting career opportunities for individuals who want to join the worldwide leader in cloud banking. Leads planning, designing, development and testing of complex software systems or applications for software enhancements and new products including cloud-based or internet-related tools. Guides team to support clients' project objectives. Troubleshoots client issues as they arise. Exhibit exceptional mastery of industry-leading software engineering practices, encompassing a deep understanding of advanced technical concepts, architectural design, and the ability to drive innovation. Expertise should span multiple programming languages, frameworks, and technologies relevant to the software stack of multiple teams. Expected to be a key influencer in shaping our company's technical strategy, participating in cross-functional collaborations, and leading critic
nCino offers exciting career opportunities for individuals who want to join the worldwide leader in cloud banking. Leads planning, designing, development and testing of complex software systems or applications for software enhancements and new products including cloud-based or internet-related tools. Guides team to support clients' project objectives. Troubleshoots client issues as they arise. Exhibit exceptional mastery of industry-leading software engineering practices, encompassing a deep understanding of advanced technical concepts, architectural design, and the ability to drive innovation. Expertise should span multiple programming languages, frameworks, and technologies relevant to the software stack of multiple teams. Expected to be a key influencer in shaping our company's technical strategy, participating in cross-functional collaborations, and leading critic
09 - The Location: London, United Kingdom - S&P Global Ratings is looking for a highly motivated, enthusiastic and skilled senior developer to join Commercial Desktop team within Commercial Engineering, a team of technology professionals who define and execute the strategic roadmap for S&P Global Ratings Commercial team. The successful candidate will participate in the design and development of Commercial Desktop platform to help improve commercial workflows and overall productivity. The Team: Join the Rating Organizations Commercial Desktop Engineering Team, known for its expertise in commercial workflows and various technology stacks. This team values knowledge sharing, collaboration, and a unified strategy to build S&P Ratings' Commercial Desktop platform. Members provide leadership, innovation, and articulate business value, contributing to a unique opportunity to
09 - The Location: London, United Kingdom - S&P Global Ratings is looking for a highly motivated, enthusiastic and skilled senior developer to join Commercial Desktop team within Commercial Engineering, a team of technology professionals who define and execute the strategic roadmap for S&P Global Ratings Commercial team. The successful candidate will participate in the design and development of Commercial Desktop platform to help improve commercial workflows and overall productivity. The Team: Join the Rating Organizations Commercial Desktop Engineering Team, known for its expertise in commercial workflows and various technology stacks. This team values knowledge sharing, collaboration, and a unified strategy to build S&P Ratings' Commercial Desktop platform. Members provide leadership, innovation, and articulate business value, contributing to a unique opportunity to
As a Senior Data Engineer specializing in Natural Gas and Power, you will support the design, development, and optimization of advanced data infrastructure and products that support critical trading, risk, and market analytics functions. You will collaborate closely with traders, quantitative analysts, risk managers, and IT stakeholders to ensure data systems are scalable, secure, and aligned with the strategic goals of the energy business. In addition to hands-on engineering, you will play a pivotal role supporting the data architecture roadmap, mentoring junior engineers, and driving innovation in data-driven decision-making across the Natural Gas and Power value chain. This role reports to the Data Engineer Lead. Main Responsibilities - Data Architecture & Engineering Leadership * Architect and implement robust, scalable, and secure data pipelines and platforms tai
As a Senior Data Engineer specializing in Natural Gas and Power, you will support the design, development, and optimization of advanced data infrastructure and products that support critical trading, risk, and market analytics functions. You will collaborate closely with traders, quantitative analysts, risk managers, and IT stakeholders to ensure data systems are scalable, secure, and aligned with the strategic goals of the energy business. In addition to hands-on engineering, you will play a pivotal role supporting the data architecture roadmap, mentoring junior engineers, and driving innovation in data-driven decision-making across the Natural Gas and Power value chain. This role reports to the Data Engineer Lead. Main Responsibilities - Data Architecture & Engineering Leadership * Architect and implement robust, scalable, and secure data pipelines and platforms tai
Reporting to the Head of Data, the Data Engineering Lead will oversee the design, development, and maintenance of high-performance data systems that support trading, risk, and analytics functions across the Natural Gas and Power business. This role bridges technical execution and business impact, ensuring that data pipelines, platforms, and products are robust, scalable, and aligned with enterprise data strategy. The ideal candidate will lead a team of data engineers, collaborate with trading desks and analysts, and ensure that data infrastructure supports pre-trade modeling, live execution, and post-trade analytics with precision and reliability. Main Responsibilities - 1. Data Platform Ownership * Lead the development and maintenance of scalable data pipelines and databases tailored to Natural Gas and Power trading workflows.
Reporting to the Head of Data, the Data Engineering Lead will oversee the design, development, and maintenance of high-performance data systems that support trading, risk, and analytics functions across the Natural Gas and Power business. This role bridges technical execution and business impact, ensuring that data pipelines, platforms, and products are robust, scalable, and aligned with enterprise data strategy. The ideal candidate will lead a team of data engineers, collaborate with trading desks and analysts, and ensure that data infrastructure supports pre-trade modeling, live execution, and post-trade analytics with precision and reliability. Main Responsibilities - 1. Data Platform Ownership * Lead the development and maintenance of scalable data pipelines and databases tailored to Natural Gas and Power trading workflows.
09 - The Quality Engineering team works in partnership with other Technology Functions and the Business to ensure quality delivery of our products. The team works in an Agile environment and is located globally. The team is independent in driving all decisions and is responsible for continuously improving customer experience, revenue growth and operations enablement through quick turn-around of development of our products with high quality. * Develop automation scripts that meet organization standards and build reliable, reusable, and maintainable automated regression suites & test harness * Leverage tools and frameworks to build automation scripts with quality code to simplify testing scenarios * Design and develop test plans, test cases based upon functional and design specifications, execute test cases and analyze and report test results to the teams
09 - The Quality Engineering team works in partnership with other Technology Functions and the Business to ensure quality delivery of our products. The team works in an Agile environment and is located globally. The team is independent in driving all decisions and is responsible for continuously improving customer experience, revenue growth and operations enablement through quick turn-around of development of our products with high quality. * Develop automation scripts that meet organization standards and build reliable, reusable, and maintainable automated regression suites & test harness * Leverage tools and frameworks to build automation scripts with quality code to simplify testing scenarios * Design and develop test plans, test cases based upon functional and design specifications, execute test cases and analyze and report test results to the teams
Experience in the design and implementation of RESTful and FAST API services
Experience in the design and implementation of RESTful and FAST API services
API management
API management
Participate in the evolution and development of the REST API. * .NET, ASP.NET Core Web API
Participate in the evolution and development of the REST API. * .NET, ASP.NET Core Web API
Web API/Rest
Web API/Rest
Experience in consuming a RESTful API.
Experience in consuming a RESTful API.
Lead IT Application Administrator
Lead IT Application Administrator
Northrop Grumman Sperry Marine
Cheltenham, Gloucestershire
Competitive
Familiarity with API Security, Container Security, AWS Cloud Security
Familiarity with API Security, Container Security, AWS Cloud Security
Experience in providing integration solutions with SAP BTP capabilities - Integration Suite, API Management, Event Mesh, open connectors etc.
Experience in providing integration solutions with SAP BTP capabilities - Integration Suite, API Management, Event Mesh, open connectors etc.
Apply high degree of technical expertise on the nCino product with Salesforce declarative and programmatic automation tools, data integration and deployment tools/API's, and enterprise application architecture best practices, in both a consultative and hands-on fashion to ensure a healthy technical ecosystem and long term customer success.
Apply high degree of technical expertise on the nCino product with Salesforce declarative and programmatic automation tools, data integration and deployment tools/API's, and enterprise application architecture best practices, in both a consultative and hands-on fashion to ensure a healthy technical ecosystem and long term customer success.
AI-driven search to enable discoverability - leveraging the changing nature of SEO, and the impact of the change in mechanism away from index-based search to structured data/API-first web models and how AI and search agents (like ChatGPT or Perplexity) change how users find content
AI-driven search to enable discoverability - leveraging the changing nature of SEO, and the impact of the change in mechanism away from index-based search to structured data/API-first web models and how AI and search agents (like ChatGPT or Perplexity) change how users find content
We've created an industry-leading platform with comprehensive online tools and API access, to meet the demands of daily business payments.
We've created an industry-leading platform with comprehensive online tools and API access, to meet the demands of daily business payments.
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Mastercard Developers ( is the primary API platform for Mastercard partners to access a diverse range of payment, data, loyalty, and security APIs. The team is responsible for delivering an experience that ensures developers can quickly find the right API, assess its technical capabilities and integrate it into new and innovative solutions. Act as subject matter expert for Mastercard Developers API Platform and services to support customer integrations on occasion - Proven track record in API based products
Mastercard Developers ( is the primary API platform for Mastercard partners to access a diverse range of payment, data, loyalty, and security APIs. The team is responsible for delivering an experience that ensures developers can quickly find the right API, assess its technical capabilities and integrate it into new and innovative solutions. Act as subject matter expert for Mastercard Developers API Platform and services to support customer integrations on occasion - Proven track record in API based products
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££85,000 - £110,000 GBP - Onsite WORKING - Location: Central London, Greater London - United Kingdom Type: Permanent - Level: Senior / Lead Architect - £85,000 - £110,000 - Locations: London | Hybrid | Remote flexibility - Function: Cloud Architecture | DevSecOps | Digital Infrastructure - Industry: Enterprise Technology Services - Lead cloud innovation that transforms enterprise-scale operations. A global leader in mission-critical technology infrastructure is seeking an experienced Cloud Architect to design and deliver next-generation cloud and hybrid environments. This organisation helps Fortune 500 businesses modernise their IT foundations, enabling scalability, agility, and long-term resilience. About the Role - As a Cloud Architect, you'll play a pivotal role in the architecture and implementation of complex cloud solutions.
££85,000 - £110,000 GBP - Onsite WORKING - Location: Central London, Greater London - United Kingdom Type: Permanent - Level: Senior / Lead Architect - £85,000 - £110,000 - Locations: London | Hybrid | Remote flexibility - Function: Cloud Architecture | DevSecOps | Digital Infrastructure - Industry: Enterprise Technology Services - Lead cloud innovation that transforms enterprise-scale operations. A global leader in mission-critical technology infrastructure is seeking an experienced Cloud Architect to design and deliver next-generation cloud and hybrid environments. This organisation helps Fortune 500 businesses modernise their IT foundations, enabling scalability, agility, and long-term resilience. About the Role - As a Cloud Architect, you'll play a pivotal role in the architecture and implementation of complex cloud solutions.
PREMIUM
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Ability to learn and speak to eBays API, feeds, and other pathways for onboarding
Ability to learn and speak to eBays API, feeds, and other pathways for onboarding
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Experience working with software systems including querying, SQL scripting, and working with API development * Technical understanding of Meta advertising products (including Ads and Pages API, Identity Platform) * Experience working with API documents, calling APIs using scripts, and testing APIs
Experience working with software systems including querying, SQL scripting, and working with API development * Technical understanding of Meta advertising products (including Ads and Pages API, Identity Platform) * Experience working with API documents, calling APIs using scripts, and testing APIs