1 to 25 of 110 Permanent RESTful Jobs in Central London

oriented with a mindset geared toward continuous improvement. •Able to prioritize and manage multiple projects simultaneously in a dynamic environment. Technical Skills: • API Development: •Proven experience designing and building RESTful APIs and services at scale. •Experience with authentication, authorization, and secure API communication (OAuth2, JWT, etc.). •Familiarity with API gateways, microservice architecture, and asynchronous messaging patterns (e.g., queues, event More ❯

+ backend + API) from design to production deployment . Hands-on with TypeScript , React , Node/Express , SQL/PostgreSQL , Docker , CI/CD . Building and consuming RESTful APIs ; JSON schemas; integration testing. Comfortable in AWS and modern Infrastructure-as-Code approaches. Strong engineering fundamentals: code reviews, testing, observability, performance tuning . Security Clearance: Active SC or DV More ❯

providers (AWS, Azure, or GCP). Working knowledge of containers and container orchestration (e.g. Docker, Kubernetes). Experience with non-SQL databases (e.g. DynamoDB, MongoDB). Strong understanding of RESTful APIs and service integration patterns. Familiarity with OAuth 2.0 and OpenID Connect (OIDC). Understanding of Agile software development, CI/CD pipelines, and version control systems (Git). Knowledge More ❯

Experience with FX trading systems , ideally in investment banking or financial services. Solid understanding of trade lifecycle , pricing , and risk management . Familiarity with FIX protocol , MQ messaging , and RESTful APIs . Experience with SQL databases and data modelling. Knowledge of DevOps practices , CI/CD pipelines, and version control tools (e.g., Git). Excellent problem-solving and communication skills. More ❯

oriented programming and design patterns. Experience with Spring Framework (Spring Boot, Spring MVC, Spring Data) . Experience with relational databases (e.g., MySQL, PostgreSQL) and writing SQL queries. Knowledge of RESTful API development and integration. Familiarity with version control systems, preferably Git . Understanding of Agile/Scrum methodologies. Desirable Skills: Experience with cloud platforms (AWS, Azure, or GCP). Knowledge More ❯

you’ll be doing: Developing high-quality backend services in Python (FastAPI, Django or Flask). Building and maintaining front-end components in TypeScript (React or Next.js). Designing RESTful and GraphQL APIs. Writing clean, testable code with CI/CD pipelines. Working in an agile, collaborative team environment. What we’re looking for: 2+ years’ experience with Python and More ❯

/JavaScript, HTML, and CSS . Proven experience with C#, .NET Core , and SQL-based databases . Understanding of Design Patterns and SOLID principles . Experience designing and consuming RESTful APIs . Familiarity with Azure or other cloud platforms and configuration management. Experience with Agile/SCRUM methodologies and modern CI/CD practices. Why Join? Bootstrapped success story - with More ❯

development of scalable backend systems and web applications while learning from experienced mentors. Your responsibilities will include: Developing backend functionality using .NET 6/7 (C#) Building and consuming RESTful APIs and integrating with databases Working with AWS services as part of a cloud-first environment Supporting the development and maintenance of microservices Writing clean, maintainable, and well-tested code More ❯

Experience: Must-haves to be successful in this role: Strong experience writing backend services in Go. Proficiency in React and modern JavaScript/TypeScript. Solid understanding of microservices architecture, RESTful APIs, and service-to-service communication. Experience working with cloud infrastructure (e.g. AWS, GCP or Azure). Strong grasp of software engineering fundamentals: testing, documentation, performance, reliability. Excellent communication and More ❯

programming using Golang. This includes knowledge of database (MongoDB) access patterns (e.g., Optimistic Concurrency Control - OCC) and schema design, domain-driven architecture, and concurrency. Proven experience developing production-grade RESTful APIs ideally with an API-first approach. Some proficiency in JavaScript/TypeScript-based frontend development, with extensive expertise in React. This includes a deep understanding of the DOM, component More ❯

such as Redux. • Experience with version control systems, such as Git. • Experience with the Web Content Accessibility Guidelines. • Knowledge of responsive web design principles and CSS frameworks. • Understanding of RESTful APIs and asynchronous data retrieval. • Experience with unit testing. • Strong problem-solving and debugging skills. • Excellent teamwork and communication skills. • Attention to detail and an eye for design and user More ❯

full stack development (Go). Proficiency in React and knowledge of other front-end frameworks like Angular or Vue.js. Strong understanding of SaaS architecture and cloud services. Experience with RESTful APIs and microservices architecture. Familiarity with database technologies (such as SQL Server, PostgreSQL and NoSQL). Excellent problem-solving skills and attention to detail. Strong communication and teamwork abilities. Ability More ❯

full stack development (Go). Proficiency in React and knowledge of other front-end frameworks like Angular or Vue.js. Strong understanding of SaaS architecture and cloud services. Experience with RESTful APIs and microservices architecture. Familiarity with database technologies (such as SQL Server, PostgreSQL and NoSQL). Excellent problem-solving skills and attention to detail. Strong communication and teamwork abilities. Ability More ❯

full stack development (Go). Proficiency in React and knowledge of other front-end frameworks like Angular or Vue.js. Strong understanding of SaaS architecture and cloud services. Experience with RESTful APIs and microservices architecture. Familiarity with database technologies (such as SQL Server, PostgreSQL and NoSQL). Excellent problem-solving skills and attention to detail. Strong communication and teamwork abilities. Ability More ❯

desktop development (C#.NET). My client can provide training in: .NET 9, JavaScript, React, Angular 19, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, WPF, MVVM, Prism, continuous integration, dependency injection, RESTful, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. This is a fantastic opportunity to join a prestigious consulting firm that can offer you a More ❯

Spring Boot, and microservices architecture. DevOps & Cloud: Hands-on experience with GCP, AWS, or Azure; familiarity with CI/CD pipelines. API Development: Proven expertise in building and maintaining RESTful APIs. Frontend Knowledge: Working knowledge of React or Angular. Testing: Strong background in automated testing and quality assurance practices. Mindset: Demonstrated commitment to continuous learning and excellent communication skills. Good More ❯

engineering, or a related field •Proficiency in React.js and its core principles •Strong JavaScript, TypeScript HTML5, and CSS3 skills •Experience with popular React.js workflows (such as Redux) •Familiarity with RESTful APIs and integration •Knowledge of modern authorization mechanisms, such as JSON Web Tokens •Understanding of front-end build tools and pipelines •Excellent problem-solving and communication skills •A strong attention More ❯

reviews, and team knowledge-sharing sessions. Tech Stack ->TypeScript ->Next.js ->Node.js ->GCP ->AWS (ML) ->CI/CD with GitHub actions and workflows ->SQL (PostgreSQL, MySQL) ->NoSQL (MongoDB, Firestore, Redis) ->RESTful APIs - GraphQL Requirements for Tech For Good (Audio Intelligence) | Innovative Products | Mid-Level (Back End Leaning) Full Stack Engineer | TypeScript/Next.js/Node.js | £50K - £65K + Equity | Hybrid More ❯

multiple industries. What we're looking for 5+ years' experience in cloud-native development (preferably Azure). Strong software development experience in C# and/or Python. Knowledge of RESTful APIs, microservices, and event-driven architectures . Skilled with Git-based version control and automated CI/CD pipelines (Azure DevOps, GitHub Actions, Jenkins). Experience with software testing strategies More ❯

infrastructure engineering. Beneficial Experience Exposure to Azure services: Cosmos DB, PostgreSQL, Redis Cache, Service Bus, Key Vault, Storage Accounts and PrivateLink integrations. Experience with monitoring tools (Grafana, Prometheus) and RESTful APIs (Postman). Awareness of cloud security tools such as CSPM, workload protection and WAFs. Knowledge of .NET Core/.NET 8 environments and modern single-page application frameworks. We More ❯

the framework) Experience in building complex, large-scale software solutions from scratch to live production Experience with Java, Spring Boot, Spring Data, JPA, Swagger, Maven, Kafka, PostgreSQL, Jenkins, GIT, RESTful Services, Docker Strong analytical skills Self-starter, fast learner, and great interpersonal skills Excellent English communication skills – spoken and written Financial affinity is an advantage A “Can-Do” mentality and More ❯

minds in tech. 🧠 What You’ll Be Working On: Designing and building scalable backend systems using Python Collaborating on full-stack features with TypeScript and JavaScript Creating and integrating RESTful and GraphQL APIs Working with Docker, Kubernetes, and cloud infrastructure (AWS) Developing within a microservices architecture Solving complex problems in data flow, latency, and scale Contributing to a culture of More ❯

including themes, modules, plugins, and templates Proficient in HTML, CSS, JavaScript , and server-side languages such as PHP, .NET, or Java Solid understanding of CMS architecture , Headless CMS , and RESTful API integrations Experience with version control (Git, Bitbucket) and CI/CD pipelines Knowledge of SEO , accessibility standards , and responsive design Understanding of secure development practices (OWASP) Familiarity with cloud More ❯

you’ll be doing: Designing and developing performant, scalable backend systems using Java (up to Java 21). Building microservices with Spring Boot and related frameworks. Developing and maintaining RESTful APIs and event-driven systems. Writing clean, testable code and following TDD principles. Working closely with DevOps, Product, and QA teams to deliver high-quality solutions. Deploying and supporting services More ❯

Strong proficiency in Python for backend development Experience with modern frontend frameworks (React, Vue, Angular) Solid understanding of database technologies (PostgreSQL, MySQL) and data modeling Experience designing and building RESTful APIs Experience with cloud platforms (AWS, GCP, Azure) and containerisation (Docker) Bonus: Experience with financial concepts, real estate data, or startup environments What's in it for me: Salary up More ❯