1 to 25 of 109 RESTful Jobs in the City of London

in C# and .NET Core for server-side development. Strong experience with React and modern JavaScript (ES6+), including state management libraries like Redux or Context API. Proven experience with RESTful API development and integrating third-party services. Solid understanding of SQL and NoSQL databases (e.g., SQL Server, MongoDB). Familiarity with front-end build tools, version control (Git), and CI More ❯

on experience integrating AI tools, APIs, or platforms into software solutions. Domain experience in Recruitment Technology, HRTech, or closely related fields is a must. Proficient in software architecture, microservices, RESTful API design, and cloud-native development (AWS, Azure, or GCP preferred). Experience with CI/CD pipelines, automated testing, and DevOps practices. Solid grasp of security best practices, data More ❯

driving innovation and excellence in our network infrastructure. Essential Technical Skills: Front-end: Angular, TypeScript Back-end: Java, Python, Spring Boot Database: MongoDB, PL/SQL,NOSQL API Development: RESTful APIs Version Control: Git CI/CD: TeamCity Desirable Skills: Docker and Containerization Monitoring and Logging (e.g., Prometheus, Grafana, ELK Stack) Cloud Platforms (AWS, Azure, Google Cloud) Security and Compliance More ❯

Strong knowledge of Go programming language, paradigms, constructs, and idioms. Familiarity with concurrent programming and building scalable applications. Experience with RESTful APIs and Web Services. Knowledge of SQL and NoSQL databases. Experience with cloud platforms (AWS, GCP, Azure) is a plus. Understanding of code versioning tools, such as Git. Experience with containerization technologies such as Docker and Kubernetes. Strong problem More ❯

Assist with containerisation (Docker/Kubernetes). Support implementation of authentication systems (OAuth 2.0, Auth0, AWS Cognito). Gain exposure to security best practices (e.g., OWASP). Work on RESTful API design and consumption. Collaborate on version control practices using Git, documentation, and code reviews. Desired Skills: Passion for software development and continuous learning. Some frontend experience with JavaScript/ More ❯

maintain complex full-stack applications across both front-end and back-end. Cloud & Database Management : Build scalable, cloud-based solutions using AWS , PostgreSQL , and DynamoDB . API Development : Integrate RESTful APIs and GraphQL to enable smooth data flow between services. Software Design Patterns : Apply TDD (Test Driven Development) and DDD (Domain Driven Design) best practices to ensure maintainable, efficient code. More ❯

My client is an instantly recognisable consultancy who require a C# .Net Developer with .Net Core, RESTful web services, microservices and knowledge of building solutions in an Azure Containerised environment to join a business-critical GDS programme for a high profile client Key Requirements: Proven experience as a C# .Net Developer with working knowledge of a Government Digital Service (GDS … environment Strong knowledge and working use of .Net Core and RESTful web services. Recent experience developing Microservice based solutions Worked on object-oriented design patterns (OOAD etc) and design principles (kiss/solid etc) Prior use of RDBMS, e.g. Oracle, MySQL or Postgres Experience in Test-Driven Development (TDD), unit testing and unit testing frameworks Strong knowledge of version control More ❯

My client is an instantly recognisable consultancy who require a C# .Net Developer with .Net Core, RESTful web services, microservices and knowledge of building solutions in an Azure Containerised environment to join a business-critical GDS programme for a high profile client Key Requirements: Proven experience as a C# .Net Developer with working knowledge of a Government Digital Service (GDS … environment Strong knowledge and working use of .Net Core and RESTful web services. Recent experience developing Microservice based solutions Worked on object-oriented design patterns (OOAD etc) and design principles (kiss/solid etc) Prior use of RDBMS, e.g. Oracle, MySQL or Postgres Experience in Test-Driven Development (TDD), unit testing and unit testing frameworks Strong knowledge of version control More ❯

communication. Cloud & DevOps – Manage deployments, CI/CD pipelines, and cloud infrastructure (AWS, Azure, or equivalent). Database & API Management – Design efficient PostgreSQL and MongoDB schemas and develop secure RESTful/GraphQL APIs for seamless data integration. Performance Optimisation. System Architecture & Scalability. Code Review & Quality Assurance. Security Best Practices. Skills and Experience: Essential: Proficiency in JavaScript/TypeScript, React, Node.js … PostgreSQL, and MongoDB. Experience with Directus or other headless CMS solutions. Strong understanding of RESTful & GraphQL APIs. Proven experience in leading a development team and mentoring junior engineers. Hands-on experience with cloud platforms (AWS, Azure, or GCP) and DevOps practices. Agile development experience with CI/CD pipelines, Git, and containerisation (Docker). Desirable: Arabic language skills to support More ❯

Strong expertise in Django framework Solid experience with SQL and/or PostgreSQL, including performance tuning and complex queries Prior experience in the FinTech industry is required Familiarity with RESTful API design and integration Understanding of data privacy, security standards, and regulatory compliance relevant to FinTech Experience with version control systems like Git Good communication skills and ability to work More ❯

and cloud platforms like AWS. Proficient in agile methods like sprints, pair programming, and test-driven development. Adaptable, thrives in fast-paced environments, and quickly learns new technologies. SQL, RESTful API design, and modern front-end frameworks (React/Angular) experience is a plus. More ❯

and NextJS. -At least 2 years of backend development experience (preferably with NodeJS, ExpressJS, or NestJS). -Strong proficiency in database solutions like PostgreSQL and MongoDB. -Strong grasp of RESTful APIs, microservices, and event-driven architecture. -Solid experience with cloud services (AWS, GCP or equivalent), CI/CD, and containerisation tools like Docker. -Familiarity with blockchain fundamentals and smart contracts More ❯

for a long-term project requiring strong technical capabilities, cloud proficiency, and collaborative development experience. Key Responsibilities Lead full stack development for a data analytics platform. Design and integrate RESTful APIs and optimize overall application performance. Manage and query databases using SQL and related tools. Collaborate in an Agile team environment with clear documentation and iterative development. Implement DevOps and … Required Skills & Experience Cloud Certification: AWS, Azure, or Google Cloud (with hands-on experience in developing cloud applications). Technical Skills: C#, JavaScript, Node.js SQL & Database Management API Development (RESTful) Version Control (Git) CI/CD Pipelines Testing Frameworks Platform Experience: Power Apps Power Automate Azure Functions Apigee Proxy SharePoint Online UI/UX & Data Visualization: Strong foundation in UX More ❯

experience. Technical Skills: Proficiency in Java and Spring Boot. Experience with frontend technologies such as HTML, CSS, JavaScript, and modern frameworks like React, Angular, or Vue.js. Strong understanding of RESTful APIs and web services. Experience with database technologies such as SQL, NoSQL, and ORM frameworks. Familiarity with automation tools and ML frameworks is a plus. Problem-Solving: Strong analytical and More ❯

maintain complex full-stack applications across both front-end and back-end. Cloud & Database Management : Build scalable, cloud-based solutions using AWS , PostgreSQL , and DynamoDB . API Development : Integrate RESTful APIs and GraphQL to enable smooth data flow between services. Software Design Patterns : Apply TDD (Test Driven Development) and DDD (Domain Driven Design) best practices to ensure maintainable, efficient code. More ❯

Dependency management: npm, Yarn Familiar with binary repositories (e.g., JFrog Artifactory) Able to detect/remediate out-of-date dependencies and security issues Web security concepts: CORS, OAuth, JWT RESTful API integration CSS preprocessors (SASS, LESS) and styling libraries (CSS Modules, Styled Components, TailwindCSS) Nice to Have Contributions to open-source projects Experience with performance optimization and accessibility best practices More ❯

tools such as Pandas, NumPy, and SQL/NoSQL databases. Proven experience working in fast-paced environments, ideally within trading, financial services, or high-frequency environments. Proficiency in developing RESTful APIs, microservices, and working with cloud-based architectures (AWS, GCP, or similar). Expertise in testing frameworks, CI/CD, and containerization technologies such as Docker or Kubernetes. Experience in More ❯

deliver scalable, secure, and maintainable solutions. Key Responsibilities: • Design and develop scalable, secure, and high-performance backend systems using Java, Spring Boot, and modern architectural practices. • Lead development of RESTful APIs and microservices along with mobile platforms, ensuring consistency and alignment with business and UX goals. • Drive integration with API Gateway technologies (e.g., Kong, Apigee, AWS API Gateway) to enforce More ❯

maintain complex full-stack applications across both front-end and back-end. Cloud & Database Management : Build scalable, cloud-based solutions using AWS , PostgreSQL , and DynamoDB . API Development : Integrate RESTful APIs and GraphQL to enable smooth data flow between services. Software Design Patterns : Apply TDD (Test Driven Development) and DDD (Domain Driven Design) best practices to ensure maintainable, efficient code. More ❯

maintain complex full-stack applications across both front-end and back-end. Cloud & Database Management : Build scalable, cloud-based solutions using AWS , PostgreSQL , and DynamoDB . API Development : Integrate RESTful APIs and GraphQL to enable smooth data flow between services. Software Design Patterns : Apply TDD (Test Driven Development) and DDD (Domain Driven Design) best practices to ensure maintainable, efficient code. More ❯

integrations with platforms like Xero, QuickBooks, and Sage. Database and Data Management: Design and manage data storage solutions to ensure performance, reliability, and security. API Development and Optimization: Develop RESTful APIs and microservices to support product features and integrations. Collaborate with Cross-Functional Teams: Work with frontend, product, and AI teams to deliver cohesive solutions. Maintain Code Quality and Standards … intensive environment. Proficiency in backend programming languages such as Python, and familiarity with TypeScript and React. Experience integrating with 3rd party APIs using OAuth and Python libraries. Expertise in RESTful API and microservices architecture. Experience with cloud platforms (ideally AWS) and containerization (Docker, ECS/Fargate). Strong understanding of relational and NoSQL databases, including schema design and optimization. Familiarity More ❯

and maintain robust full-stack applications Deploy and manage cloud infrastructure using AWS (preferred), Azure, or GCP Collaborate cross-functionally with designers, marketers, and product teams Develop and integrate RESTful APIs and third-party service Optimise performance, scalability, and security across applications Build and manage CI/CD pipelines using Jenkins, Docker, GitHub Actions, etc. Conduct testing, debugging, and continuously More ❯

by a seasoned team lead and collaborative peers. Key Responsibilities; Build responsive and accessible web interfaces using React.js (Next.js) , JavaScript , HTML5 , and Tailwind CSS . Develop backend services and RESTful APIs using C# 9 and .NET Core . Interact with MSSQL databases via stored procedures and schema design. Own tasks end-to-end, from development through deployment, testing, and documentation. More ❯

ll play a key role in designing and developing backend services that power our lending platform, automating everything from credit decisioning to customer onboarding. Key Responsibilities: Develop and maintain RESTful APIs and microservices using Spring Boot . Design scalable, cloud-ready applications with a focus on performance and reliability. Collaborate closely with Product Managers, QA, and DevOps in an Agile More ❯

develop high-performance software solutions that drive growth. 💡 Key Responsibilities: Develop and maintain SPA (Single Page Applications) using Angular, HTML, CSS, and TypeScript. Build and enhance web services and RESTful APIs using C# and ASP.NET. Support the migration and modernisation of legacy applications. Collaborate with stakeholders across different departments to define and implement new functionality. Work with SQL databases, optimising More ❯