126 to 150 of 201 API Development Jobs in England

inputs from social media and other unstructured online sources, which produce timely structured data for internal use in models and trading systems Implement and maintain relational database schemas and API integrations which interface the above with internal modeling and trading systems Enhance and refactor existing systems for scale and performance Monitor and optimize system performance to maintain and improve … RDBMS. Programming Proficiency : Strong skills in Java (Spring), experience in Python, and working knowledge of R Cloud & Infrastructure : Hands-on experience with Google Cloud Platform (GCP) and Docker containerization API Development : Experience building and integrating with RESTful APIs, particularly for real-time applications AI/LLM integration: Experience with design and delivery of analytics pipelines which include LLM More ❯

platforms (AWS, Azure, or GCP) •Improving and evolving legacy systems What You'll Need •3-5 years of Python experience •At least 1 year with Django •Strong backend/API development skills •Familiarity with relational databases and cloud platforms •Confidence working independently and collaboratively Bonus Points •Docker experience • React or frontend exposure • Cloud certifications • DevOps or AI interest … Northern England, we help global brands craft better digital experiences through technical excellence and human-first collaboration. Perks •️ 36 days paid holiday (incl. bank holidays) • Flexible working environment • Learning & development budget • Wellbeing budget + free therapy sessions • Bupa health plan (UK) • 1 volunteering day per year • Monthly socials & seasonal parties Interview Process 1)Intro Call - 30 mins (Google Meet More ❯

We are looking for a Software Engineer to support the design, development, and implementation of machine learning models, build scalable applications, and optimise workflows.Not only will you directly contribute to our client deliverables, but you will have the opportunity to experiment with a range of cutting-edge techniques and deliver full-stack data science projects, from solution design through … findings and results to stakeholders through reports, presentations, and meetings REQUIRED SKILLS: Degree in a quantitative field such as engineering, mathematics, finance Previous experience of contributing to the design, development, testing, and deployment of software solutions Proven experience of working collaboratively as part of a software team, using tools like Git to adhere to established best practices Strong understanding … of software engineering concepts and principles, knowledge of best practices in software development and testing Proficiency in at least one programming language and be familiar with multiple programming paradigms (e.g. object-oriented, functional, procedural) Good understanding of cloud deployment Proficiency with Git Intermediate Python, including relevant libraries for data engineering and backend API development (i.e., FastAPI, Pydantic 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 ❯

in everything we do. . ABOUT YOU Experience in designing, implementing, deploying and using various AI models and algorithms. Experience in deploying AI solutions (e.g. CI/CD pipeline, API development, containers). Strong programming skills in Python. Understanding of machine learning/AI frameworks and libraries. Hands-on experience with cloud technologies and services (e.g., AWS, Azure 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 Senior 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 Senior Software Engineer/Developer (C# .Net) opportunity. At More ❯

Depending on your level of experience, your role will range from hands-on coding to architectural design and technical leadership. Our projects involve modern software engineering practices, cloud-native development, and scalable microservices architectures. We are looking for engineers with expertise in.NET (C#), ReactJS (TypeScript), and AWS (preferred),and experience with DevOps practices, microservices architecture, containerisation, and CI/… The experience we're looking for Senior Engineers (5-7+ years experience): Expertise in designing and building scalable, cloud-native applications. Strong understanding of microservices architecture and RESTful API development. Experience with DevOps practices, including CI/CD, infrastructure as code, and cloud automation. Hands-on experience with container orchestration (Docker, Kubernetes). Ability to mentor and guide … provide a yearly BYOD allowance and phone allowance, so you can choose the tech that best suits your needs. All our permanent staff get an annual training and professional development budget for books, courses and conferences. You'll also get access to resources from a range of our partners such as AWS, Microsoft, Okta, Snowflake and Salesforce, including training More ❯

Developer is responsible for building new functionality and supporting existing functionality across Focus Group's portfolio of internal applications and services. This role involves working closely with the internal development team to develop set deliverables that are fit for purpose. Principal Responsibilities/Duties Develop change requests and fixes on Focus Bespoke CMS and CRM applications. Write unit tests … and collaborate with the QA Analyst to ensure new developments meet acceptance criteria. Participate in support desk activities on a rota basis for development-related issues. Contribute to projects as required by the business. Engage actively in standups, team meetings, and planning sessions. Essential Skills Strong ability in writing unit tests. Understanding of Javascript, JQuery, Vue.js. Experience using SQL … preferably MariaDB/MySQL). Proficiency in HTML5/CSS/Bootstrap and Laravel. Knowledge of API Development/PostMan. Experience with Git version control and branching. Ability to build meaningful relationships with colleagues. Proven experience in a similar role. Customer-focused with a desire to understand and meet customer requirements. Experience in the software development lifecycle. 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 ❯

into clear HMRC-aligned narratives that meet the DSIT guidelines. Your work will directly enable tech companies to claim R&D relief confidently and accurately. Key Responsibilities Technical Narrative Development: Produce high-quality, HMRC-compliant narratives. Client Technical Interviews: Be able to conduct in-depth interviews with software engineers, architects, developers, and tech leads to extract relevant technical information. … Editing & Documentation Review: Maintain high standards for clarity, grammar, technical depth, and consistency across all documentation. Continuous Professional Development: Remain up-to-date with HMRC's evolving R&D guidance, legislative updates, and emerging technologies in software, cloud, AI/ML, and cybersecurity. Requirements Degree in Computer Science, Software Engineering, IT, or similar or proven experience in technical writing … within software/IT domains. Strong understanding of software development lifecycles, code review, test automation, CI/CD, API development, microservices, cloud/native architectures, and emerging domains like AI/ML, cybersecurity, or data engineering. Experience in technical documentation or writing, especially for grant applications, R&D claims, or regulatory purposes. Excellent written communication skills with More ❯

Senior Developer/Consultant (C# .Net Core API Cloud) Hatfield/WFH to £80k Are you an experienced Senior Developer/Consultant with strong C# skills? You could be progressing your career with at a growing Software Consultancy/MSP. As a Senior Developer/Consultant you will work with a long established client to help them modernise and … presence at the Hatfield office three times per month. About you: You are an experienced Software Developer/Consultant with strong C# .Net Core skills You have experience with API development, microservices, Cloud based systems (AWS, Azure or GCP) You have a thorough understanding of Computer Science fundamentals such as OOP, Design Patterns, Data Structures You have excellent … Salary (to £80k) Pension Health care Remote working Career progression at scaling tech consultancy Apply now to find out more about this Senior Developer/Consultant (C# .Net Core API Cloud) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose 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 ❯

developing both backend services (e.g., APIs, functions, integrations, configurations) and frontend interfaces (e.g., lightweight portals or dashboards) to support internal teams and external customers. This is a hands-on development role best suited for someone comfortable navigating cloud platforms, writing Python code, and working collaboratively across teams to shape infrastructure automation solutions. Principal Responsibilities & Duties Full-stack Development … CD workflows, including code integration, testing, deployment and monitoring/logging. Code Quality: Participate in peer reviews and maintain Git version control practices using VCS. Lifecycle Governance: Ensure all development adheres to SDLC and internal change management processes. Standards & Documentation: Maintain technical documentation and adhere to internal frameworks and security standards. Cross-team Collaboration: Collaborate with technical SMEs to … and workshops related to automation projects (not common). Operational Readiness: Be prepared for future on-call responsibilities as required. This will likely be project driven. Essential Skills Python Development: Strong Python skills, ideally with experience in Flask or similar frameworks for backend and API development. Azure Expertise: Demonstrable experience with at least three of the following Azure More ❯

C# and Microsoft Azure services. ? Implement responsive, accessible user interfaces using HTML, CSS, and JavaScript frameworks such as Vue.js, Nuxt.js and React. ? Participate in all phases of the software development lifecycle and collaborate with cross-functional teams to translate requirements into scalable technical solutions. ? Write clean, testable code, using AI-assisted tools where appropriate to enhance productivity and quality. … in a shared on-call rota, acting as an escalation point for the DevOps team, ensuring high availability and incident resolution. ? Stay up to date with emerging technologies and development methodologies, making informed recommendations and articulating the benefits of change where applicable. ? Collaborate with Architecture, Delivery and Service teams to ensure solution compatibility with enterprise standards and technical strategy. … an emphasis on building scalable solutions in Microsoft Azure. ? Deep expertise in C# and .NET Core, including experience writing clean, efficient and maintainable code. ? Professional experience in front-end development with HTML, CSS and TypeScript, as well as frameworks such as Vue 3, Nuxt 3, Node.js and React. ? Proficient in consuming and integrating RESTful APIs with an understanding of More ❯

complex information to diverse audiences, motivate others, and adapt communication style accordingly. Experience leading technological change, with relevant stories to tell. Proficiency in technologies such as cloud, platform engineering, API development, message buses, workflow engines, etc., and programming languages like C, C++, C#.NET, Python, PHP. Advocate for Agile methodologies, with the ability to drive Agile delivery, and a 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 ❯

of technology changes at one of the largest futures and options clearing houses in the world. Serving as the key liaison between Risk business/product teams and software development, you will formulate business requirements and provide system specifications, including functional specifications, use cases, and logical flow modeling. Fast paced, enthusiastic, self-motivated & ambitious, you will have the ability … own workload and meet project targets - and a track record to back this up. Responsibilities Be the primary facilitator responsible for defining and documenting software requirements for large-scale development projects within the ICE Clearing House Risk team. Assist with identifying areas where the risk models, risk management processes, or infrastructure can be improved. Spearhead internal projects and coordinate … strategic projects related to business growth, investment management and operational efficiencies. Develop analysis artifacts including use-cases, activity diagrams, user-interface schematics, business rules, technical specifications, process flows, and API documentation. Proactively identify, report, and minimize risks to the project. Support the technical development and quality-assurance efforts. Assist project management with prioritization and tracking the implementation of 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 ❯

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) 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 (2-3 days on-site per week)?? Contract Length: 6 months? Rate: Competitive, Inside IR35 More ❯

hybrid work environment. Key Responsibilities Develop and maintain automation scripts and pipelines. Support, build, and optimize Jenkins pipelines. Contribute to containerization and orchestration using Kubernetes and Docker. Collaborate with development and infrastructure teams to improve deployment processes. Manage and improve infrastructure-as-code with Ansible. Develop and integrate APIs as required. Required Technical Skills Shell scripting ( preferred ) Python ( preferred … Ansible Jenkins pipeline and scripting Automation and process improvement experience Kubernetes Docker API development and integration More ❯

hybrid work environment. Key Responsibilities Develop and maintain automation scripts and pipelines. Support, build, and optimize Jenkins pipelines. Contribute to containerization and orchestration using Kubernetes and Docker. Collaborate with development and infrastructure teams to improve deployment processes. Manage and improve infrastructure-as-code with Ansible. Develop and integrate APIs as required. Required Technical Skills Shell scripting (preferred) Python (preferred … Ansible Jenkins pipeline and scripting Automation and process improvement experience Kubernetes Docker API development and integration More ❯

not months. Work in small, autonomous teams that make decisions fast. AI-First Engineering - We harness the power of AI tools and APIs in production from day one, accelerating development and enhancing product capabilities. Build Zero-to-One Products - Experience the thrill of taking an idea from concept to a fully operational product. Data-Driven Decisions - We prioritise instrumentation … and iterate quickly while maintaining high standards of data collection. Work Autonomously - Collaborate with product entrepreneurs and take ownership of engineering decisions. Be Empowered with AI - Leverage AI-powered development tools to move faster and smarter. Who You Are A builder at heart - You love crafting new products from scratch. Passionate about startups and zero-to-one development … Strong full-stack engineering skills with experience in rapid prototyping . Proficiency in TypeScript, Node.js, React , and cloud platforms . A data-driven mindset with experience in metrics-based development . A track record of shipping in fast-paced environments. Hands-on experience with API development and modern software engineering practices. Our Tech Stack Frontend : React, TypeScript 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 ❯

us in building Payments for the Next Billion Your Mission Help us enhance the digital payment systems and infrastructure for the African and Asian continent by contributing to the development & design of our core components and tools of our Rafiki web service API. If you'd like to learn more about what our teams are focusing on, tech stack … offering to continue to deliver on our mission of increasing economic opportunities for working migrants globally. Specifically we want to open up NALA's payment rails to customers via API, enabling corporates to send, receive and convert funds through NALA directly from their own systems. We are deeply passionate about the communities we serve and we hope you will … data to drive decision making and identify customer insights Automate processes and partner failover to reduce support load and keep our customers happy Contribute to our customer-facing REST API core functionalities Must-have requirements You have at least 5+ years of experience building highly reliable and scalable backend services in Go Experience with RDBMSs such as Postgres, MySQL More ❯

focal point, promoting best practices and enforcing architectural and coding standards. Qualifications: - BSc degree in Computer Science or equivalent practical experience. - At least 4+ years of server-side software development experience in languages such asPython, Java, Scala, or Go. - Experience withBig Datatechnologies likeSpark, Databricks,andAirflow. - Familiarity with cloud environments such asAWSor GCP and containerization technologies likeDockerandKubernetes. - Strong problem-solving … skills and ability to learn new technologies quickly. - Excellent communication skills and ability to work in a team-oriented environment. Nice to Have: - Familiarity with Microservices architecture and API development. - Knowledge of databases like Redis, PostgreSQL, and DWH (such as Redshift, Snowflake, etc.). We will handle your application and information related to your application in accordance with the … Python/Java/Scala/Go? Select Do you have experience with Big Data Technologies like Spark, Databricks,andAirflow? Do you have any experience with Microservices architecture and API development? If yes, please describe briefly. What are you salary expectations? Do you require visa sponsorship to work in the UK? Select More ❯