1 to 25 of 1,376 API Development Jobs in England

of our next-generation master data management platform. This role demands expertise across the entire technology stack, with a focus on React for frontend development and Java for backend services. A good understanding of the commodity trading business is advantageous, as you'll be working with critical reference data … that underpins all trading operations. You will collaborate closely with business stakeholders, data stewards, and other development teams to ensure that the new system meets the complex needs of a global trading organisation. This is an excellent opportunity to make a significant impact by building a critical system from … Strong proficiency in React, JavaScript/TypeScript, HTML5, and CSS3 for building responsive and interactive user interfaces. Java Backend Expertise : Strong proficiency in Java development, including Spring Framework, Spring Boot, and JVM optimisation techniques for high-performance applications. Database Management : Proficiency with both relational databases (Oracle, PostgreSQL) and NoSQL More ❯

Technical Web API Manager – No Man Management Responsibilities Hybrid: Two days in our client's Duxford office and three days working from home. This role is perfect for someone confident in their skills but still eager to grow—particularly in API development and management, Python scripting, and … varied environment, supporting an evolving tech stack, shaping future digital capabilities, and contributing to a number of exciting and sometimes unexpected projects. Technical Web API Manager Key Skills: We are eager to connect with professionals who may not currently hold the title Technical Web API Manager but bring … re confident working across web infrastructure, APIs, scripting, and cloud environments, your background is likely a good fit. This position places strong emphasis on API development and management, Python scripting, and a growing focus on AI technologies. We’re not expecting deep expertise in every area, but a More ❯

Technical Web API Manager – No Man Management Responsibilities Hybrid: Two days in our client's Manchester office and three days working from home. This role is perfect for someone confident in their skills but still eager to grow—particularly in API development and management, Python scripting, and … varied environment, supporting an evolving tech stack, shaping future digital capabilities, and contributing to a number of exciting and sometimes unexpected projects. Technical Web API Manager Key Skills: We are eager to connect with professionals who may not currently hold the title Technical Web API Manager but bring … re confident working across web infrastructure, APIs, scripting, and cloud environments, your background is likely a good fit. This position places strong emphasis on API development and management, Python scripting, and a growing focus on AI technologies. We’re not expecting deep expertise in every area, but a More ❯

Technical Web API Manager – No Man Management Responsibilities Hybrid: Two days in our client's London office and three days working from home. This role is perfect for someone confident in their skills but still eager to grow—particularly in API development and management, Python scripting, and … varied environment, supporting an evolving tech stack, shaping future digital capabilities, and contributing to a number of exciting and sometimes unexpected projects. Technical Web API Manager Key Skills: We are eager to connect with professionals who may not currently hold the title Technical Web API Manager but bring … re confident working across web infrastructure, APIs, scripting, and cloud environments, your background is likely a good fit. This position places strong emphasis on API development and management, Python scripting, and a growing focus on AI technologies. We’re not expecting deep expertise in every area, but a More ❯

data and analysis source on political violence and protest around the world. The Role ACLED is recruiting a Full Stack Developer to focus on API development, website enhancement, and scalable system architecture. You will develop high-impact tools and interfaces to make ACLED’s content and data accessible … performant, and actionable for global users. Responsibilities include front-end UI development, API services, performance optimization, and DevOps workflows. The position reports to the Enterprise Architect. It is fully remote, and candidates from all locations are encouraged to apply. The start date is July 2025. Responsibilities API Development & Management: Develop scalable, secure APIs; implement authentication; manage API gateways; monitor performance; ensure security standards; integrate APIs with systems; support BCP and DR planning. Web & Front-End Development: Build and maintain web interfaces; collaborate on website features; design responsive, accessible UI; optimize performance; support security More ❯

/gUw0ToaRGgk Job Description DBS DIT CivPers is offering the opportunity to join the DBS DIT CivPers Web Team in the front and backend development and support of bespoke web applications for example https://discovermybenefits.mod.gov.uk/We are looking for someone with current web development experience … satisfaction as well as onward civil service development. Applications are developed using a toolset based around semantic HTML/CSS , JavaScript and .NET core API Development as well as several other tools and techniques including and not limited to ASP.NET MySQL for databases, PHP, jQuery and Handlebars templates … for application development Responsibilities Maintain and update our existing portfolio of websites. Design and build new website features and functionalities. Troubleshoot and resolve website issues. Undertake code testing and performance checks. Ensure written code is compatible with all devices, browsers and meets Government Standards. Analyse and Develop User Requirements. More ❯

changing! Role Overview: We’re looking for an experienced PHP Laravel Developer to join our team as a Senior Developer , heading up your own development team and ensuring its success. You will be at the heart of our “holy trinity” alongside the Product Manager and Designer , working together to … mentor others while building scalable, high-performance applications, this is your chance to make a significant impact! What You’ll Be Doing: Lead & Mentor Development Team: Lead a team of developers, setting the technical direction and ensuring they’re on the path to success. Provide mentorship and guidance, helping … patterns Laravel Ecosystem Knowledge: Laravel Passport, Laravel Horizon, Laravel Dusk, Laravel Pint Database & ORM: MySQL/PostgreSQL, Eloquent ORM, database optimisation, migrations, and seeders API Development: RESTful API design principles, API authentication and authorisation, JWT implementation, API documentation, API versioning, API testing Third More ❯

pre-sales experience to be based at the company's Central London offices. You will have extensive and deep expertise in the following Application Development areas: Expertise in application architecture using modern technologies such as cloud-native development, 12-factor apps, microservices, serverless, API management, Kafka, etc. … Deep knowledge of microservices, containers, REST API development, API management tools (e.g., MuleSoft, Apigee), Kafka Solution architect with broad expertise in a wide range of digital technologies, including application platform development, web and mobile development, cloud, integration, security, etc. Application development experience with at … Azure Understanding of distributed computing paradigms and exposure to building highly scalable systems. Experience with platform modernization and cloud migration projects. Expertise in Agile development methodologies like TDD, BDD, performance/load testing, etc. DevOps experience - CI/CD, test automation, containerization - tools and processes. Familiarity with emerging technologies More ❯

the teams in London as Permanent or with 12 months FTC. Salary is up to £70k pa, hybrid. Main Duties & Responsibilities Include: Power Platform Development: Design, develop, and deploy custom applications using Power Apps, Power Automate, and Power BI, integrating with various data sources and systems. Azure Functions Integration … Create and manage serverless Azure Functions to implement custom business logic, data processing, and API endpoints. Front-End Development: Build responsive and accessible user interfaces using modern JavaScript frameworks like React, Angular, incorporating the Fluent UI design system for a consistent and polished user experience. Ensure seamless interaction … with Power Platform components and .NET Core applications. .NET Core Development: Develop and maintain robust APIs and back-end services using C# and .NET Core, adhering to best practices for performance, security, and scalability. Back-End Development: Develop robust APIs using C#/.NET Core on Azure App More ❯

the teams in London as Permanent or with 12 months FTC. Salary is up to £70k pa, hybrid. Main Duties & Responsibilities Include: Power Platform Development: Design, develop, and deploy custom applications using Power Apps, Power Automate, and Power BI, integrating with various data sources and systems. Azure Functions Integration … Create and manage serverless Azure Functions to implement custom business logic, data processing, and API endpoints. Front-End Development: Build responsive and accessible user interfaces using modern JavaScript frameworks like React, Angular, incorporating the Fluent UI design system for a consistent and polished user experience. Ensure seamless interaction … with Power Platform components and .NET Core applications. .NET Core Development: Develop and maintain robust APIs and back-end services using C# and .NET Core, adhering to best practices for performance, security, and scalability. Back-End Development: Develop robust APIs using C#/.NET Core on Azure App More ❯

end components of our web applications. Collaborate: Work closely with UX/UI designers, product managers, and data scientists to create seamless user experiences. API Integration: Develop and integrate APIs to connect front-end interfaces with back-end services. Code Quality: Write clean, maintainable, and efficient code while following … improvement. Skills & Qualifications: Experience: 3+ years of experience in full-stack development. Database Management: Experience with SQL and NoSQL databases (e.g., MySQL, MongoDB). API Development: Strong experience in RESTful API development and integration. Version Control: Proficient in Git and version control workflows. Agile Methodologies: Familiarity … with Agile development practices. Problem-Solving: Strong analytical and problem-solving skills with a keen attention to detail. Communication: Excellent communication skills and the ability to work effectively in a team. Nice to Have: AI/ML Knowledge: Familiarity with AI and machine learning concepts and tools. Cloud Services More ❯

and post-trade client operations, while enabling asset managers to distribute their products through a scalable “Alternatives-as-a-Service” framework. Vega’s modular, API-driven architecture ensures compatibility with a broad range of existing point solutions and third party stakeholders, setting the foundations for the first purpose-built … senior executives from the alternative investment industry. To learn more, please visit www.vega-alts.com. Key Responsibilities Architect and Develop: lead the design and development of back-end services for our SaaS B2B platform, focusing on creating an open architecture that integrates various players in the private equity ecosystem Microservices … build and maintain microservices using Java 21 and Spring Boot, ensuring scalability, reliability, and performance Cloud Development: play a crucial role in our cloud infrastructure with Kubernetes (K8s) on AWS, leveraging Docker for containerisation API Development: develop and optimise RESTful APIs to support our frontend applications built More ❯

Hybrid We are seeking an Integration Specialist to design, develop, and deploy integrations between cloud-based and third-party systems using AWS services like API Gateway, Lambda, EventBridge, and SQS. The role involves building scalable, secure integrations and collaborating with cross-functional teams to ensure efficient data flow and … best practices. Responsibilities: Develop and deploy integration solutions using AWS services (e.g., API Gateway, AWS Glue, Lambda, EventBridge, SNS, SQS). Write and maintain RESTful APIs using AWS API Gateway and Lambda (Java or C#). Develop and optimise AWS Lambda functions to support data integration processes, focusing … integration workflows, and Lambda functions. Assist in the configuration and customisation of integration workflows to meet business requirements. Participate in technical discussions related to API design, data flow, and integration strategies, contributing to design decisions. Follow best practices for code quality, writing clean, maintainable, and well-documented code that More ❯

API Developer (SC Cleared) Location: Remote (with occasional on-site visits as required) Work Pattern: Full-time, permanent or contract Security Clearance: Must hold active SC Clearance The Company At Amber Labs, we are a cutting-edge UK and European technology consultancy that prioritises empowering autonomy, promoting experimentation, and … times. Our team consists of highly skilled cross-functional consultants, analysts, and support staff. About the Role We are seeking an experienced SC Cleared API Developer with expertise in designing, developing, and maintaining scalable and secure APIs. The ideal candidate will be responsible for defining API specifications, integrating … APIs with various services, and ensuring high availability and performance. This role requires strong experience in API security, containerisation, and Agile methodologies. Roles and Responsibilities Design, develop, and maintain high-quality API services, primarily HTTP REST-based. Define API specifications using OpenAPI and other industry standards. Develop More ❯

and post-trade client operations, while enabling asset managers to distribute their products through a scalable "Alternatives-as-a-Service" framework. Vega's modular, API-driven architecture ensures compatibility with a broad range of existing point solutions and third party stakeholders, setting the foundations for the first purpose-built … and 60 senior executives from the alternative investment industry. To learn more, please visit . Key responsibilities Architect and Develop: lead the design and development of back-end services for our SaaS B2B platform, focusing on creating an open architecture that integrates various players in the private equity ecosystem. … Microservices: build and maintain microservices using Java 21 and Spring Boot, ensuring scalability, reliability, and performance. Cloud Development: play a crucial role in our cloud infrastructure with Kubernetes (K8s) on AWS, leveraging Docker for containerisation. API Development: develop and optimise RESTful APIs to support our frontend applications More ❯

Join to apply for the API Developer (SC Cleared) role at Amber Labs 1 month ago Be among the first 25 applicants Join to apply for the API Developer (SC Cleared) role at Amber Labs Get AI-powered advice on this job and more exclusive features. Location: Remote … times. Our team consists of highly skilled cross-functional consultants, analysts, and support staff. About The Role We are seeking an experienced SC Cleared API Developer with expertise in designing, developing, and maintaining scalable and secure APIs. The ideal candidate will be responsible for defining API specifications, integrating … APIs with various services, and ensuring high availability and performance. This role requires strong experience in API security, containerisation, and Agile methodologies. Roles And Responsibilities Design, develop, and maintain high-quality API services, primarily HTTP REST-based. Define API specifications using OpenAPI and other industry standards. Develop More ❯

dynamic team. If you are passionate about technology and thrive in a collaborative environment, we'd love to hear from you. Requirements Responsibilities Web Development: Develop, test, and maintain robust web applications using PHP and other web technologies. Create and manage backend services and ensure seamless data integration. Front … End Development: Develop user-friendly, responsive web interfaces using HTML, CSS, JavaScript, and front-end frameworks (e.g., React, Vue.js, Angular). Ensure cross-browser compatibility and mobile responsiveness. Database Management: Design and maintain databases (MySQL, PostgreSQL, or equivalent). Optimize database queries and perform routine maintenance tasks. API Development and Integration: Develop and integrate RESTful APIs to enhance application functionality. Work with third-party APIs to integrate additional services. Collaboration: Work closely with designers, developers, and project managers to deliver high-quality products. Participate in code reviews and provide constructive feedback to peers. Quality Assurance: Conduct More ❯

dynamic team. If you are passionate about technology and thrive in a collaborative environment, we'd love to hear from you. Requirements Responsibilities Web Development: Develop, test, and maintain robust web applications using PHP and other web technologies. Create and manage backend services and ensure seamless data integration. Front … End Development: Develop user-friendly, responsive web interfaces using HTML, CSS, JavaScript, and front-end frameworks (e.g., React, Vue.js, Angular). Ensure cross-browser compatibility and mobile responsiveness. Database Management: Design and maintain databases (MySQL, PostgreSQL, or equivalent). Optimize database queries and perform routine maintenance tasks. API Development and Integration: Develop and integrate RESTful APIs to enhance application functionality. Work with third-party APIs to integrate additional services. Collaboration: Work closely with designers, developers, and project managers to deliver high-quality products. Participate in code reviews and provide constructive feedback to peers. Quality Assurance: Conduct More ❯

scraped data into PostgreSQL or Bigquery Classify the collected web3 wallets into predefined categories (e.g., Swap, Bridge, Scam, Ransomware) according to our taxonomy definitions. API Maintenance: Maintain and enhance Chainlabs API endpoints to provide seamless access to the data Utilize Python frameworks (e.g., Flask) to support and extend … the behavior of collected wallets, their interaction with other entities, and other on-chain trends Requirements Proficiency in Python for data engineering, web scraping, API development; and databases like PostgreSQL Experience with frameworks such as Scrapy, Selenium and BeautifulSoup Understanding of advanced Web Scraping techniques, including IP rotation … deadlines in a remote environment A passion for blockchain and web3 technologies. An interest in combatting financial cybercrime Nice to Have: Familiarity with RESTful API development using Flask framework. Nice to Have: Strong experience with SQL and some exposure to Javascript Nice to Have: Experience with on-chain More ❯

Services: AWS SageMaker, Azure Machine Learning, Google AI Platform. DevOps & Infrastructure as Code: Containerization: Docker and Kubernetes. Infrastructure Automation: Terraform, Ansible, and AWS CloudFormation. API & Microservices: API Development: RESTful API design and GraphQL. Microservices Tools: Istio, Envoy, and Linkerd. Security & Governance: Identity & Access Management: AWS IAM … KMS), Azure Key Vault. Data Analytics & BI: Visualization Tools: Tableau, Power BI, Looker, and Grafana. Analytics Services: AWS Athena, Amazon QuickSight, Azure Stream Analytics. Development & Collaboration Tools: Version Control: Git (and platforms like GitHub, GitLab). CI/CD Tools: Jenkins, Travis CI, AWS CodePipeline, Azure DevOps. Other Key More ❯

practices. You will also play a key role in mentoring team members and fostering a culture of innovation and excellence. You will drive the development of cutting-edge web applications. Your technical expertise and leadership will be instrumental in shaping the future of our projects. The ideal candidate has … a deep understanding of JavaScript technologies, API development, Cloud Computing (GCP, AWS), Containerization, security practices, authentication, OAuth, Node.js, and React.js, including Next.js and Vite. You Will: Lead the design, architecture, and development of scalable and efficient web applications. Drive technical decision-making and ensure alignment with organizational … members, providing technical expertise and promoting best practices. Write clean, maintainable code using TypeScript and enforce coding standards across the team. Lead Test-Driven Development (TDD) practices and oversee the implementation of unit tests using Jest. Conduct thorough code reviews, ensuring quality and consistency in the codebase. Champion Agile More ❯

for someone who wants to help shape a growing business, providing input on all aspects of the business with a focus on product design, development and delivery. You should love shipping to customers. Nothing we build matters if it isn't solving problems for our customers and you love … do. Responsibilities Our Product Engineers work across the technical stack, designing and implementing the solutions that become indispensable to our clients. Tasks include: Python Development: Deliver projects in Python, ensuring high performance and scalability Deep collaboration: Work with cross-functional teams to align on goals and deliver results Generative … Design scalable, secure platform-based architectures (microservices, event-driven, etc) Large-Scale Data Handling: Build systems to manage and process large data volumes efficiently API Development: Design secure, scalable APIs AWS Cloud Expertise: Architect and deploy systems using AWS services (Lambda, API Gateway, S3, etc) Experience As More ❯

accountability - all at speed and scale. Job Details We are looking for a Senior Data Engineer to take ownership of data infrastructure, pipelines, and API development for our Business Data Science initiatives. In this role, you will build and maintain scalable data workflows, develop APIs, and integrate ML …/AI best practices to enable seamless model deployment and monitoring. What you'll be doing Data Engineering & Pipeline Development Consume production data streams and transform them for analytical and ML use. Build and optimize ETL/ELT workflows to support models. Database & Infrastructure Management Develop database solutions for … Deployment Work with data scientists to deploy models into production. Automate model training, evaluation, and deployment pipelines. Implement CI/CD workflows for models. API Development Develop FastAPI-based RESTful APIs to expose data to other services and teams. Implement secure, scalable, and high-performance API endpoints More ❯

operations. Creating and maintaining BI (Business Intelligence) and MI (Management Information) dashboards to improve data visibility and decision-making. This is a hands-on development role, ideal for someone with strong Access, SQL, API development, and BI skills who thrives on building solutions that improve efficiency and … BI, Tableau, or similar. Ability to design and build new database modules. Understanding of data modelling, ETL processes, and database administration. Experience in dashboard development and management reporting. Ability to work both independently and as part of a team. Strong analytical and problem-solving skills. VBA for Access experience. … Power Query, Macros, Pivot Tables). Familiarity with cloud-based data solutions. What We Offer Opportunity to work on a growing system with new development projects. Supportive and collaborative work environment. If you’re a Database Developer with experience in Access, SQL, API development, and BI tools More ❯

workflows. Automate Business Processes: Use Python and cloud tools to create automations that streamline reporting, improve operational efficiency, and reduce manual work. Cloud Integration & API Development: Set up and maintain cloud-based data environments (AWS) and build API integrations to connect internal platforms and systems. Support Operational … and business leads to develop solutions aligned with company priorities. Qualifications: 2–3 years of experience in a data engineering, analytics engineering, or software development role with a focus on internal systems or operations. Strong proficiency in Python for scripting, automation, and data process development. Solid SQL skills and … experience working with relational databases and data models. Familiarity with cloud environments such as AWS, Snowflake, or Azure. Experience with API development and integrating cloud-based applications. Proficiency in reporting or visualization tools such as Power BI, Tableau, or Looker. A strong understanding of business KPIs and how More ❯