251 to 275 of 275 API Development Jobs in the UK

role To design, develop and improve software, utilising various engineering methodologies, that provides business, platform, and technology capabilities for our customers and colleagues. Accountabilities Development and delivery of high-quality software solutions by using industry aligned programming languages, frameworks, and tools. Ensuring that code is scalable, maintainable, and optimized … ongoing evolution of our technology landscape. To be successful as a Software Engineer you should have Software engineering experience, with knowledge of modern application development practices. Experience developing solutions across frontend, backend or full-stack environments. A focus on delivering customer-centred solutions and positive business outcomes. Excellent communication ...

what a typical day might look like: Develop and maintain Symfony-based applications with clean, efficient code Design and implement RESTful APIs using API Platform or FOSRestBundle Build reusable bundles and Symfony components Integrate third-party services and APIs into applications Optimize application performance and database queries Responsibilities Develop … maintain Symfony-based applications with clean, efficient code Design and implement RESTful APIs using API Platform or FOSRestBundle Build reusable bundles and Symfony components Integrate third-party services and APIs into applications Optimize application performance and database queries Write comprehensive tests using PHPUnit and Symfony testing tools Collaborate with ...

Collaborate with stakeholders and product owners to understand requirements and deliver solutions. Participate in code reviews, testing, and continuous improvement initiatives. Contribute to the development of our AI-driven product suite, including ELI. Occasionally engage with clients or internal teams to understand needs and provide technical guidance. What … looking for: Strong experience in C# for backend/API development. Ability to adapt quickly and learn new technologies as needed. Solid understanding of software development principles and best practices. Awareness of Azure services , particularly Azure AI and how OpenAI integrates within Azure. Familiarity with cloud-based architectures ...

grow, innovate, and succeed. Growth: Connect commercial growth to personal growth opportunities. Benefit from a wide range of learning opportunities for ambitious professionals seeking development in a rapidly expanding sector. We’re on a mission to protect people and the planet by building and deploying transformative software. We need … build, enhance and maintain our online products and core platform. Working as part of a collaborative team, you will contribute to the design, development and testing of software that supports an end-to-end Environmental, Health and Safety (EHS) journey for our customers. This is an opportunity to work ...

Design, build and maintain production-grade Python services, libraries and developer tools. Apply modern Python practices, including packaging, type hints, asynchronous programming and maintainable API design. Create shared libraries, service templates and engineering standards that enable multiple internal teams to build consistently and efficiently. Build and evolve AI-enabled …/CD pipelines and cloud-native delivery practices using Docker, Kubernetes and Terraform. Establish strong testing, code quality, documentation-as-code and secure software development practices. Improve application performance, scalability and reliability through profiling, benchmarking, observability and architectural improvements. Implement monitoring, alerting and operational standards for platform services. Conduct ...

Support production services and contribute to incident resolution. * Work within an Agile & Continuous Integration. Skills and Experience: * Scala * Play Framework or MVC/REST API frameworks * SQL/Databases * AWS * Continuous Integration * Agile methodologies * API design and development * Testing and automation * Production support/SRE awareness ...

improvement across people, processes and technology. Work effectively within cross-functional teams. Required Knowledge & Experience Active SC Clearance or eligibility to obtain clearance. Strong API design and development experience. Experience working with databases and SQL. Hands-on AWS cloud experience. Understanding of Site Reliability Engineering (SRE) principles. Experience … practices. Experience working within teams that own and support their services in production. Essential Skills Scala Play Framework or similar MVC/REST API frameworks SQL AWS Continuous Integration/CI/CD Agile methodologies Due to the nature and urgency of this post, candidates holding or who have ...

permanent Senior Software Engineers, working side by side: real parallel development, genuine peer review on every change, and shared ownership of production. About the role We're scaling our engineering team to meet confirmed demand for our compliance-focused software, and we're hiring two Senior Software Engineers … work side by side. Two hires means real parallel development, genuine peer review on every change, and shared ownership of production — not a lone developer carrying a platform. Skyie Global InfoTech Ltd is a compliance-native software house and consultancy based in London. We build a growing portfolio ...

everyone on the planet. We're deeply committed to open-source contributions and fostering a vibrant community, continuously enhancing our award-winning, developer-friendly API and the robust infrastructure behind it. Alpaca is proudly backed by $400 million in funding from top-tier global investors including Portage Ventures, Spark … mission-critical brokerage system. Develop and enhance the middle- and back-office systems, including gRPC microservices, a React-based UI for internal administration and API developers, and third-party vendor integrations. Work closely with Alpaca's core teams to enhance and transform the core framework, enabling support for multiple ...

with Corporate Investment Bank Technology, Global Technology, and other Lines of Business to develop contemporary and innovative engineering methods. Job responsibilities Actively engage with development teams to use, develop, and improve Information Architecture standards, tools, and processes as part of the development process. Provides feedback and proposes improvements … Models. Adds to team culture of diversity, opportunity, inclusion, and respect. Required qualifications, capabilities, and skills Hands-on practical experience delivering system design, application development, testing, and operational stability Software Engineering experience in a data-centric role with exposure to how data is stored, moved, governed, and/ ...

collaborate with Corporate Investment Bank Technology, Global Technology, and other Lines of Business to develop contemporary and innovative engineering methods. Job responsibilitiesActively engage with development teams to use, develop, and improve Information Architecture standards, tools, and processes as part of the development process. Provides feedback and proposes improvements … Operating Models. Adds to team culture of diversity, opportunity, inclusion, and respect. Required qualifications, capabilities, and skillsHands-on practical experience delivering system design, application development, testing, and operational stabilitySoftware Engineering experience in a data-centric role with exposure to how data is stored, moved, governed, and/or validated ...

everyone on the planet. We're deeply committed to open-source contributions and fostering a vibrant community, continuously enhancing our award-winning, developer-friendly API and the robust infrastructure behind it. Alpaca is proudly backed by $400 million in funding from top-tier global investors including Portage Ventures, Spark … mission-critical brokerage system. Develop and enhance the middle- and back-office systems, including gRPC microservices, a React-based UI for internal administration and API developers, and third-party vendor integrations. Work closely with Alpaca's core teams to enhance and transform the core framework, enabling support for multiple ...

everyone on the planet. We're deeply committed to open-source contributions and fostering a vibrant community, continuously enhancing our award-winning, developer-friendly API and the robust infrastructure behind it. Alpaca is proudly backed by $400 million in funding from top-tier global investors including Portage Ventures, Spark … mission-critical brokerage system. Develop and enhance the middle- and back-office systems, including gRPC microservices, a React-based UI for internal administration and API developers, and third-party vendor integrations. Work closely with Alpaca's core teams to enhance and transform the core framework, enabling support for multiple ...

experience. This is a full stack role with a Front End bias. This is an opportunity to play a key role in the design, development, and delivery of enterprise-scale solutions, working across both front-end and back-end technologies while contributing to data migration, integration, and technical design … Agile delivery environment. Essential Skills & Experience Extensive commercial experience as a Full Stack Developer . Strong expertise in React and modern front-end development practices. Strong experience with C#/.NET and back-end API development. Experience designing and developing enterprise-grade applications. Proven experience working on data ...

experience. This is a full stack role with a Front End bias. This is an opportunity to play a key role in the design, development, and delivery of enterprise-scale solutions, working across both front-end and back-end technologies while contributing to data migration, integration, and technical design … rebuilding, and greenfield UX. Essential Skills & Experience Extensive commercial experience as a Full Stack Developer . Strong expertise in React and modern front-end development practices. Strong experience with C#/.NET and back-end API development. Experience designing and developing enterprise-grade applications. Proven experience working ...

experience. This is a full stack role with a Front End bias. This is an opportunity to play a key role in the design, development, and delivery of enterprise-scale solutions, working across both front-end and back-end technologies while contributing to data migration, integration, and technical design … rebuilding, and greenfield UX. Essential Skills & Experience Extensive commercial experience as a Full Stack Developer . Strong expertise in React and modern front-end development practices. Strong experience with C#/.NET and back-end API development. Experience designing and developing enterprise-grade applications. Proven experience working ...

Head of Development & Digital Portfolio Location: London (hybrid - 4 days per week) Salary: Competitive + Performance Bonus and Benefits Package About the Role We are partnering with a prestigious private members' club seeking a Head of Development & Digital Portfolio to lead its digital product portfolio, development capability … platforms and lead procurement and onboarding when new solutions are required. Manage third-party delivery partners, ensuring services meet agreed standards and business requirements. Development & Technical Leadership Line manage the in-house CRM and API Developer, providing technical direction, performance management and professional development. Establish standards for code ...

companies across major verticals. Effective engagement with CTO, COOs, product owners, BAs, designers, developers and solution architecture on client side. Project scoping for B2B API developmentWork with stakeholders from all business units as well as third party companies to define and document business processes and software requirements. Support business … users and management in optimizing the scope, benefits and risks of proposed solutions. Act as the liaison between the development team and the stakeholders. Triage issues raised in development and production. Work with the team to ensure that deadlines are met, and scope is adhered to. Identify risks ...

will need very strong React skills with recent .Net C# experience also. This is an opportunity to play a key role in the design, development, and delivery of enterprise-scale solutions, working across both front-end and back-end technologies while contributing to data migration, integration, and technical design … build - there are existing components that needs rebuilding, and greenfield UX. Essential Skills & Experience Strong Front end/React expertise in modern front-end development practices. Experience as a Full Stack Developer - also need strong experience with C#/.NET and back-end API development. Experience designing ...

will need very strong React skills with recent .Net C# experience also. This is an opportunity to play a key role in the design, development, and delivery of enterprise-scale solutions, working across both front-end and back-end technologies while contributing to data migration, integration, and technical design … build - there are existing components that needs rebuilding, and greenfield UX. Essential Skills & Experience Strong Front end/React expertise in modern front-end development practices. Experience as a Full Stack Developer - also need strong experience with C#/.NET and back-end API development. Experience designing ...

8.2 . Design, build, and optimise RESTful APIs for stateless applications. Implement and manage Backpack Admin to streamline administrative interfaces. Contribute to mobile app development using React Native . Design and optimise databases using MySQL with a strong understanding of relational database structures. Collaborate effectively using Git for version … well‐documented code. Nice to Have Develop and optimise Electron.js applications for cross‐platform desktop use. Experience with authentication and security best practices in API development. Familiarity with DevOps, CI/CD, and deployment automation. Understanding of cloud services and hosting solutions. This is an exciting opportunity ...

data to guide iteration. You will not just close tickets; you will measure whether the work is creating the intended customer impact. AI-enabled development: Use AI coding tools such as Cursor and Claude Code as a core part of your daily workflow. You will apply strong engineering judgment … Experience engaging directly with customers or end users to validate problems and assess impact after launch. Strong grasp of software architecture, design principles, and API development. Clear communication skills and the ability to mentor others, unblock teammates, and support the growth of the engineering team. Nice-to-haves Experience ...

infrastructure that allows clients to launch card programs anywhere in the world through a single integration. You will be responsible for a unified Global API and SDK suite that abstracts the complexity of regional payment networks. Whether a client is launching in Europe, North America, or APAC, your product … will provide a consistent, white-label experience. You will drive both the technical \"how\" (API/SDK design) and the strategic \"where\" (global expansion and regional issuing setups). What you’ll do Unified Global API Strategy: Design and maintain a single, polymorphic API architecture that supports ...

Company’s hybrid work from home policy. Preferred Skills and Experience Proven experience with React and Go or C#. Solid understanding of web and API development. Knowledge or experience with cloud platforms, specifically GCP. Interest in applying AI to the development lifecycle. Experience working in high-volume, fast … paced environments. A proactive approach to solving complex technical problems. What you will be doing Owning development from requirement to go-live. Building and maintaining Golang microservices or React front-ends. Collaborating across sub-teams including Web, API, and Transactions. Contributing to our culture of technical expertise ...

cThings Limited in Cambridge is looking for a mid-level software developer to contribute to the development of cutting-edge IoT devices and systems. The role involves tackling diverse software challenges, from firmware writing to machine learning analytics, and requires collaboration across all company areas to ensure effective problem … solving. The ideal candidate will hold a relevant degree, possess excellent Python skills, and have experience with cloud platforms and RESTful API development. Benefits include mentoring, opportunities for advancement, and a solid work-life balance. #J-18808-Ljbffr ...