51 to 75 of 106 API Development Jobs in the UK

Are you an experienced Full Stack .Net (C#) Developer, with solid experience in API development , keen to take ownership of end-to-end development, contribute to product innovation, and grow in a tech-led, agile team that genuinely values your input? Are you keen to work in a full stack capacity, developing your skills with Angular Typescript … the future of our platform — building smart APIs, delivering seamless user experiences, and solving real-world customer challenges. This is your chance to take ownership of end-to-end development, contribute to product innovation, and grow in a tech-led, agile team that genuinely values your input. CLICK APPLY and send a CV through. More ❯

enable users to use social media or stream their favourite films and series on Netflix. What skills youll be needing C#.Net, Entity Framework, SQL/NoSQL databases,AWS. REST API development using C# and ASP.Net Core. Strong knowledge ofdata structures, algorithm design and complexity analysis. Experience developing, deploying and maintaining APIs onto AWS. Excellent understanding of software design … tests to system and integration tests. Willingness to develop across multiple platforms and architectures. Genuinely passionate about changing lives with assistive technology. What youll be doing Joining a growing development team, you will get involved in the full product lifecycle: understanding customer and business needs, idea generation, planning, designing and developing solutions and supporting features after theyve launched. The … insurance. Theres 25 days holiday plus BHs, flexible hours and hybrid working minimum 2 days a week to be spent in their Bristol office. They support continual learning and development to help you to reach your professional goals and as the development team continues to grow there will be opportunities to coach/mentor others if that appeals. More ❯

solutions. Continuously improve automation performance, scalability, and reliability. Skills & Experience Strong experience with low-code/no-code automation platforms (e.g. n8n ). Proficient in Python and experienced with API development and integrations. Familiarity with AI and machine learning concepts, including integrating AI models into workflows. Experience using Microsoft Azure services, particularly for AI agent deployment and management. … mental, legal, and financial services. Cycle to Work scheme, season ticket loan, and paid volunteer day. Hybrid and flexible working arrangements. If you’re passionate about combining Python development with AI and automation to deliver real-world impact, we’d love to hear from you. Apply today and be part of a technology team that’s shaping the future More ❯

solutions. Continuously improve automation performance, scalability, and reliability. Skills & Experience Strong experience with low-code/no-code automation platforms (eg n8n ). Proficient in Python and experienced with API development and integrations. Familiarity with AI and machine learning concepts, including integrating AI models into workflows. Experience using Microsoft Azure services, particularly for AI agent deployment and management. … mental, legal, and financial services. Cycle to Work scheme, season ticket loan, and paid volunteer day. Hybrid and flexible working arrangements. If you're passionate about combining Python development with AI and automation to deliver real-world impact, we'd love to hear from you. Apply today and be part of a technology team that's shaping the future More ❯

Salary: £60,000 - £69,000 pa inclusive About the Role My client's Data and Technology Services division is seeking a talented Integration Specialist (Developer) to lead the design, development, and deployment of data and application integration processes. You'll be part of the Data and Development team, working closely with the Solutions and Partnering Group to deliver … like Oracle PL/SQL, Microsoft SSIS, and emerging platforms such as Salesforce and Mulesoft. Collaborate with Data Analysts, Architects, and system owners to improve data quality and support API/Middleware-based data management. Ensure secure data access and processing in line with cybersecurity policies. Define solution design and implementation patterns with technical leads and architects. Research and … advise on new technologies and standards relevant to DTS. Essential Skills & Experience Full lifecycle development experience on the Mulesoft Anypoint Platform (Design Centre, Exchange, Studio, API Manager, Runtime Manager). Strong SQL skills with the ability to write and interpret complex queries. Experience in developing flows in Anypoint Studio for batch and asynchronous processing. Proficiency in RESTful API More ❯

Salary: £60,000 - £69,000 pa inclusive About the Role My client's Data and Technology Services division is seeking a talented Integration Specialist (Developer) to lead the design, development, and deployment of data and application integration processes. You'll be part of the Data and Development team, working closely with the Solutions and Partnering Group to deliver … like Oracle PL/SQL, Microsoft SSIS, and emerging platforms such as Salesforce and Mulesoft. Collaborate with Data Analysts, Architects, and system owners to improve data quality and support API/Middleware-based data management. Ensure secure data access and processing in line with cybersecurity policies. Define solution design and implementation patterns with technical leads and architects. Research and … advise on new technologies and standards relevant to DTS. Essential Skills & Experience Full lifecycle development experience on the Mulesoft Anypoint Platform (Design Centre, Exchange, Studio, API Manager, Runtime Manager). Strong SQL skills with the ability to write and interpret complex queries. Experience in developing flows in Anypoint Studio for batch and asynchronous processing. Proficiency in RESTful API More ❯

technical issues. Experience with system integrations (APIs, web services, batch processes). Knowledge of SaaS/cloud technologies and basic network configuration. Understanding of enterprise security principles and secure development practices. Experience in API development and management (RESTful, SOAP). Proven track record in supporting enterprise platforms and enhancing system capabilities. Excellent communication skills, both technical and … non-technical. Familiarity with ITIL Service Delivery framework. Technical Proficiency Cloud platforms and SaaS/PaaS solutions Application and PAS configuration API management and integration Mimecast, performance testing, patch and group policy management Understanding of security, data and reporting (desirable), Microsoft & Google products, SaaS licensing and commercials Culture and Conduct Be a role model for the organisation's purpose More ❯

be willing to work with both languages. Technologies PHP/Laravel JavaScript/Typescript (React/Express) SQL and MongoDB. Docker Git Linux/WSL Microservices Agile (Scrum) methodology, API development Salary is up to £27K for this role. Benefits include hybrid working (after probation period), flexible working, 20 days holiday +BH, pension, cycle to work scheme, free More ❯

teams to support CI/CD pipelines Manage cookies and session handling effectively Write and maintain unit tests using JUnit Work with POJOs and mock data for testing and development Integrate front-end components using Thymeleaf and JSON What you'll need to succeed Essential Skills: Java (Core and Advanced) Government Digital Service standard Spring Boot & Spring Framework jQuery … Thymeleaf RESTful API development and testing (Postman, Swagger) CI/CD pipelines and DevOps collaboration Cookies/session management Unit testing with JUnit Handling POJOs and mock data Desirable: Exposure to modern frontend frameworks (e.g., React, Angular, Vue) What you'll get in return Location: Liverpool (2 on-site per week is a must)?? Contract Length: 6 months More ❯

eager to make a tangible difference in a rapidly expanding, tech-driven environment. As a PHP Developer, you’ll become an integral part of a forward-thinking in-house development team, working on everything from customer-facing web applications to internal planning tools and third-party system integrations. This company is passionate about innovation and actively embraces modern technologies … grow and experiment with new tools. Technologies you will use within the role: PHP/Laravel JavaScript & Typescript Node.js/React – highly desirable. MySQL Mongo DB GIT DevOps Agile API Development Microservices Salary for this role is up to £42K DOE Benefits include hybrid working 2 days from office (after probation period), flexible working, 20 days holiday +BH More ❯

/CD for data systems, and robust testing methodologies. Highly desirable skills include: Domain Experience: Familiarity with the unique structure of sports data (e.g., event, tracking, scouting, video). API Development: Experience building data-centric APIs, especially with FastAPI on serverless platforms like Google App Engine . Streaming Data: Practical experience building real-time data pipelines. DevOps & MLOps More ❯

teamwork skills. Interest in emerging technologies and agile methodologies. Experience with cloud platforms, programming languages (eg Python, React, Go), and web services. Familiarity with monitoring tools, CI/CD, API development, and security protocols. What's on Offer: Competitive salary and pension scheme Comprehensive benefits package (including private healthcare, gym membership, and more) Career development support and More ❯

teamwork skills. Interest in emerging technologies and agile methodologies. Experience with cloud platforms, programming languages (e.g. Python, React, Go), and web services. Familiarity with monitoring tools, CI/CD, API development, and security protocols. What's on Offer: Competitive salary and pension scheme Comprehensive benefits package (including private healthcare, gym membership, and more) Career development support and More ❯

be collaborating with he strategy team on Greenfield projects which you'll take ownership of and will see the business impact of. There's a focus on backend and API development although you'll also have elements of front end work with JavaScript and React.js. Location: You'll be based in plush City office on a fulltime basis … Monday to Friday. About you: You have expertise with C# .Net, ASP.Net development You have a strong knowledge of databases (SQL or Oracle) You're comfortable with JavaScript/React You have a thorough knowledge of Computer Science fundamentals such as OOP, Design Patterns, Data Structures, Algorithms You are collaborative with excellent communication and stakeholder management skills You are … you: As a Backend Software Engineer/Developer you will receive a competitive package: Salary to £150k Bonus paid every six months based on personal performance (10-25%) Professional development Pension Health Insurance Gym membership Social events, free fruit, snacks, coffee etc. Apply now to find out more about this Backend Software Engineer/Developer (C# .Net) opportunity. At More ❯

projects and being aware of the financial and business implications of your architecture choicse. Additionally; you would be proficient in a range of technologies - such as Cloud, Platform Engineering, API Development, Message Bus, work flow engines etc; and development langues such as C/C C#.Net/Python/PHP. Experience in working in a DevOps envionrment More ❯

documentation Participate in Agile ceremonies and contribute to continuous improvement What We're Looking For Proven commercial experience with Python and Django Strong understanding of scalable application design and API development Familiarity with AWS and cloud-native development Experience with microservices architecture is highly desirable Passion for clean energy and solving complex problems with technology Comfortable working More ❯

documentation Participate in Agile ceremonies and contribute to continuous improvement What We're Looking For Proven commercial experience with Python and Django Strong understanding of scalable application design and API development Familiarity with AWS and cloud-native development Experience with microservices architecture is highly desirable Passion for clean energy and solving complex problems with technology Comfortable working More ❯

functionality. Communication & Collaboration: Effectively communicate product vision, roadmap, and priorities to all stakeholders, including engineering, sales, marketing, and customer success teams. Facilitate cross-functional collaboration to ensure seamless product development and launch. Gather and analyze user feedback to identify areas for improvement and inform future product iterations. Manage external vendor relationships and ensure successful integration with third-party platforms. … DSPs), supply-side platforms (SSPs), and ad exchanges. Strong technical knowledge of ad serving, real-time bidding (RTB), and ad analytics. Strong technical background with experience working with software development methodologies (Agile, Scrum). Excellent communication and collaboration skills with the ability to influence cross-functional teams. Data-driven mindset with experience in defining and tracking product KPIs. Experience … in user research and ability to translate user feedback into actionable product roadmaps. Desired: Experience with API development and integration. Experience working with cloud-based platforms (e.g., AWS, Azure, GCP). Experience in managing external vendor relationships (optional, but a plus). What you’ll get back from us Alongside being challenged daily and a real interest in More ❯

functionality. Communication & Collaboration: Effectively communicate product vision, roadmap, and priorities to all stakeholders, including engineering, sales, marketing, and customer success teams. Facilitate cross-functional collaboration to ensure seamless product development and launch. Gather and analyze user feedback to identify areas for improvement and inform future product iterations. Manage external vendor relationships and ensure successful integration with third-party platforms. … DSPs), supply-side platforms (SSPs), and ad exchanges. Strong technical knowledge of ad serving, real-time bidding (RTB), and ad analytics. Strong technical background with experience working with software development methodologies (Agile, Scrum). Excellent communication and collaboration skills with the ability to influence cross-functional teams. Data-driven mindset with experience in defining and tracking product KPIs. Experience … in user research and ability to translate user feedback into actionable product roadmaps. Desired: Experience with API development and integration. Experience working with cloud-based platforms (e.g., AWS, Azure, GCP). Experience in managing external vendor relationships (optional, but a plus). What you’ll get back from us Alongside being challenged daily and a real interest in More ❯

functionality. Communication & Collaboration: Effectively communicate product vision, roadmap, and priorities to all stakeholders, including engineering, sales, marketing, and customer success teams. Facilitate cross-functional collaboration to ensure seamless product development and launch. Gather and analyze user feedback to identify areas for improvement and inform future product iterations. Manage external vendor relationships and ensure successful integration with third-party platforms. … DSPs), supply-side platforms (SSPs), and ad exchanges. Strong technical knowledge of ad serving, real-time bidding (RTB), and ad analytics. Strong technical background with experience working with software development methodologies (Agile, Scrum). Excellent communication and collaboration skills with the ability to influence cross-functional teams. Data-driven mindset with experience in defining and tracking product KPIs. Experience … in user research and ability to translate user feedback into actionable product roadmaps. Desired: Experience with API development and integration. Experience working with cloud-based platforms (e.g., AWS, Azure, GCP). Experience in managing external vendor relationships (optional, but a plus). What you’ll get back from us Alongside being challenged daily and a real interest in More ❯

functionality. Communication & Collaboration: Effectively communicate product vision, roadmap, and priorities to all stakeholders, including engineering, sales, marketing, and customer success teams. Facilitate cross-functional collaboration to ensure seamless product development and launch. Gather and analyze user feedback to identify areas for improvement and inform future product iterations. Manage external vendor relationships and ensure successful integration with third-party platforms. … DSPs), supply-side platforms (SSPs), and ad exchanges. Strong technical knowledge of ad serving, real-time bidding (RTB), and ad analytics. Strong technical background with experience working with software development methodologies (Agile, Scrum). Excellent communication and collaboration skills with the ability to influence cross-functional teams. Data-driven mindset with experience in defining and tracking product KPIs. Experience … in user research and ability to translate user feedback into actionable product roadmaps. Desired: Experience with API development and integration. Experience working with cloud-based platforms (e.g., AWS, Azure, GCP). Experience in managing external vendor relationships (optional, but a plus). What you’ll get back from us Alongside being challenged daily and a real interest in More ❯

functionality. Communication & Collaboration: Effectively communicate product vision, roadmap, and priorities to all stakeholders, including engineering, sales, marketing, and customer success teams. Facilitate cross-functional collaboration to ensure seamless product development and launch. Gather and analyze user feedback to identify areas for improvement and inform future product iterations. Manage external vendor relationships and ensure successful integration with third-party platforms. … DSPs), supply-side platforms (SSPs), and ad exchanges. Strong technical knowledge of ad serving, real-time bidding (RTB), and ad analytics. Strong technical background with experience working with software development methodologies (Agile, Scrum). Excellent communication and collaboration skills with the ability to influence cross-functional teams. Data-driven mindset with experience in defining and tracking product KPIs. Experience … in user research and ability to translate user feedback into actionable product roadmaps. Desired: Experience with API development and integration. Experience working with cloud-based platforms (e.g., AWS, Azure, GCP). Experience in managing external vendor relationships (optional, but a plus). What you’ll get back from us Alongside being challenged daily and a real interest in More ❯

in secure government environments. Youll bring: Python and/or JavaScript/TypeScript experience, strong AWS skills, Kubernetes, CI/CD, and experience with data platforms, high-volume processing, API development, and Terraform. Exposure to Helm, Argo, or Tekton is a plus. This is an opportunity to work in a fast-paced, mission-critical setting with hybrid flexibility More ❯

Develop and maintain APIs, integrations, and database-driven solutions. • Stay up to date with emerging trends and technologies to recommend improvements to existing systems. Key Skills & Experience C# .NET API Development – building, maintaining, and optimizing backend services. SQL Server (Advanced) – strong in writing, debugging, and optimizing complex stored procedures and queries. Azure – hands-on experience with Azure services More ❯

to join their team on a 6-month initial contract. This role offers the opportunity to work on high-impact systems within a secure, high-availability environment, supporting the development of services hosted on Public Cloud platforms. Youll bring strong software engineering expertise, coupled with DevOps proficiency across AWS and GCP, to design and implement resilient frontend clients, backend … services, infrastructure automation, and cloud-native solutions. Key Responsibilities Design, develop and maintain secure, performant backend REST API services and frontend clients using Python, GoLang, Docker, and Cloud-Native services. Manage and implement database schema changes using Liquibase, ensuring compliance with audit and regulatory standards. Build and maintain CI/CD pipelines in collaboration with DevOps and Security teams. … Essential Technical Expertise Public Cloud services (AWS/GCP). Infrastructure build/configuration: Compute, Storage, Networking. Linux administration. Relational and NoSQL databases. Integration services (messaging, streams). RESTful API development. Containerisation, Kubernetes, serverless functions. Microservices & distributed tracing. Logging/monitoring frameworks (ELK, Splunk, Prometheus, Grafana). Automation with Terraform, Ansible or similar. Programming in Python, Java, GoLang. Desirable More ❯