1 to 25 of 54 REST Jobs in Central London

Principal Software Engineer

Hiring Organisation
83zero Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Angular, or Vue) Strong backend development experience (e.g., Node.js, Java, Python, or Go) Proven experience designing and building scalable, distributed systems Strong experience with REST APIs, microservices architecture, and event-driven systems Cloud experience with Azure with knowledge of serverless and containerised architectures Solid understanding of DevOps practices, CI/ ...

Dotnet Developer

Hiring Organisation
Information Tech Consultants
Location
City of London, London, United Kingdom
experience with ASP.NET MVC/Web API Familiarity with Entity Framework/LINQ Experience with SQL Server or other relational databases Understanding of REST APIs and microservices architecture Knowledge of Git or other version control systems Strong problem-solving and analytical skills Preferred Skills (Good to Have) Experience with Azure ...

Principal Software Engineer (Payments)

Hiring Organisation
X4 Technology
Location
City of London, London, United Kingdom
pipelines and cloud infrastructure Mentor developers and promote engineering best practices Tech Stack: Frontend: TypeScript, JavaScript, (React/Angular), HTML5, CSS3 Backend: Python REST APIs Data: MySQL, PostgreSQL, Redis Cloud & DevOps: AWS, Docker, CI/CD, Kubernetes (nice to have) Architecture: API design, OAuth/JWT authentication, queues, webhooks, payment ...

Data Engineer

Hiring Organisation
Experis
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £560 per day
platforms and services. Maintain data quality, security, and compliance across workflows. What you'll bring: Strong programming skills in Java. Hands-on experience developing REST APIs or microservices with Spring Boot. Experience containerising applications with Docker. Understanding of relational and NoSQL databases. Familiarity with modern data architectures (ETL/ ...

Full Stack Engineer /Software Engineer

Hiring Organisation
Randstad Technologies Recruitment
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£60 - £80/hour Negotiable
Core Stack: React, Next.js, and TypeScript. Architecture: Micro-frontends (Capla/Vue) and Module Federation. Data: Integrating with Java/Spring Boot services via REST and GraphQL. Cloud & DevOps: Kubernetes (BKS), AWS, and advanced observability (Metrics, Dashboards, Alerts). What You Will Do End-to-End Ownership: Own the design ...

Automation QA Analyst

Hiring Organisation
Vallum Associates
Location
City of London, London, United Kingdom
automation testing using Selenium/Playwright/Cypress Proficiency in programming languages such as Java, Python, or C# Experience with API testing (Postman, REST Assured, or similar) Knowledge of testing frameworks (TestNG, JUnit, Pytest, etc.) Familiarity with CI/CD tools (Jenkins, Azure DevOps, GitHub Actions) Good understanding of SDLC ...

Senior Full Stack Engineer

Hiring Organisation
Trust In SODA
Location
City of London, London, United Kingdom
scalable backend. What You Bring to the Table React Node/TypeScript/JavaScript Cloud: AWS, Azure, or GCP. APIs: API design and integration (REST & GraphQL). AI Tooling: Confident using AI-boosted environments to ensure quality (Claude or similar). The Cherry on Top If you’ve dabbled ...

IT Development Team Lead (Full Stack)

Hiring Organisation
Euro Car Parks
Location
Central London, London, United Kingdom
Employment Type
Permanent
DevOps CI/CD processes, Service bus Architecture, Microservices, Functions, Web apps, IAC Experience with AI driven development tools such as Claude Experience developing REST API-driven mobile first web applications Experience of frontend application development, with a focus on React.js, Next.js and TypeScript Jira, Bitbucket, Git Flow, Confluence, Azure ...

Frontend Developer

Hiring Organisation
STS Digital Group
Location
City of London, London, United Kingdom
problem solving. Comfortable working closely with backend engineers and non-technical stakeholders. Fluent in English, both written and spoken. Desirable Experience integrating with REST or WebSocket APIs. Exposure to backend technologies such as C# or Python. Familiarity with RFQ, OTC, or derivatives trading workflows. Experience working on admin or operational ...

Senior Full Stack Engineer

Hiring Organisation
Access Computer Consulting
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £440/day
React, Kubernetes & Docker. Experience in building responsive, component based user interfaces using modern front end frameworks. Hands on expertise in API design and development (REST/JSON), including versioning and backward compatibility. Experience with UI testing, component testing, and front end build tooling. Experience in CI/CD pipelines, GitOps ...

Python Developer

Hiring Organisation
Roc Search
Location
City of London, London, United Kingdom
time data pipelines and event-driven architectures • Supporting production systems and driving performance improvements 🛠️ Core tech & experience: • Strong Python expertise (Django, FastAPI) • Experience with REST APIs, WebSockets, and real-time data integration • Cloud-native development (Azure preferred) • CI/CD, automated testing, and production support • Hands-on experience with ...

Web Developer

Hiring Organisation
Marks Sattin
Location
City of London, London, United Kingdom
Bring Strong front‐end engineering fundamentals with 3+ years’ web development experience Proficiency in Angular (v20+), TypeScript, HTML, and CSS Experience consuming and integrating REST APIs Familiarity with Git‐based source control and collaborative development workflows Experience working with Azure services, including Azure SQL and cloud‐hosted applications Exposure ...

Backend Software Engineer Java Kafka - Tech Consultancy

Hiring Organisation
Client Server
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
have Java development skills including multi-threading and concurrency You have experience with SpringBoot and microservices environments You have a good knowledge of REST APIs You have experience with Kafka (or similar messaging tools) You have a good understanding of AWS You have a thorough understanding of software development ...

Workflow Developer

Hiring Organisation
Shaw Daniels Solutions
Location
City of London, London, United Kingdom
Create SQL queries, stored procedures, scripts, views, and data routines to support workflow logic, reporting, and system optimisation. Design integrations between systems using APIs, REST services, and approved integration tools. Implement development standards, version control practices, and technical documentation aligned with firm‐wide governance. Business Engagement & Requirements Work closely with ...

Solutions Architect

Hiring Organisation
Euro Car Parks
Location
Central London, London, United Kingdom
Employment Type
Permanent
team retros, sprint reviews, story-mapping, backlog refinement) helping the entire delivery team be the best that they can. Essential Skills: C# .NET Core, REST API Design and Development, API Management Document or No-SQL database solutions (particularly Elasticsearch) Messaging and microservices based architecture (Azure Service Bus, Azure Functions) Formal ...

Technical Lead / Solution Engineer

Hiring Organisation
I3 Resourcing Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
Sales Cloud) experience Proven background as a Technical Lead/Solution Architect/Solution Engineer Experience with: AWS (Glue, AppFlow) Java development API integrations (REST/SOAP) CI/CD pipelines & cloud deployment (AWS/Azure) Experience working across business requirements/user journeys (BA background beneficial) Strong understanding ...

Mid-Level .NET / Full Stack Developer – Hybrid – £450/day Outside IR35 | C# | Azure | Event-Driven Systems | Payments | API-Driven

Hiring Organisation
VirtueTech Recruitment Group
Location
City of London, London, United Kingdom
systems What we’re looking for Experience developing applications with .NET/C# Exposure to cloud platforms such as Azure Experience building or consuming REST APIs Understanding of microservices or event-driven architectures Experience working in agile engineering teams Interest in building high-scale transactional systems Mid-Level .NET/ ...

Senior Rust Engineer

Hiring Organisation
Cititec
Location
City of London, London, United Kingdom
Tokio/async-std). Strong systems programming skills, including memory management, concurrency, and lock-free structures. Experience with Test-Driven Development. Familiarity with REST APIs, source control, CI/CD pipelines, and cloud environments (Azure preferred). Self-driven, with an ownership mindset and strong communication skills. Comfortable working ...

Scala Developer (Remote)

Hiring Organisation
Stealth iT Consulting
Location
Central London / West End, London, United Kingdom
HTTP filters. Solid understanding of functional programming concepts and idiomatic Scala (e.g., immutability, monads, cats/Scalaz familiarity advantageous). Experience designing and consuming REST APIs, JSON validation/serialization (Play JSON, Circe). Experience with relational databases (PostgreSQL) and/or NoSQL (MongoDB), including schema design and query optimisation. ...

Back-End Engineer (Remote)

Hiring Organisation
Joveo Ai
Location
Central London / West End, London, United Kingdom
more backend languages (Python, Java, Go, Node.js) - Strong experience with SQL and NoSQL database design and optimization - Experience designing and documenting REST or GraphQL APIs - Familiarity with containerization and orchestration (Docker, Kubernetes) - Understanding of caching, rate limiting, and API security fundamentals - Track record of building reliable systems in a production ...

Full Stack Developer (Remote)

Hiring Organisation
Joveo Ai
Location
Central London / West End, London, United Kingdom
Vue.js - Strong backend skills in Node.js, Python, or similar server-side languages - Experience with relational and/or non-relational databases - Understanding of REST and/or GraphQL API design patterns - Familiarity with cloud deployment, CI/CD, and containerization basics - Ability to work independently and take full ownership ...

Senior AI Engineer

Hiring Organisation
Harnham
Location
City of London, London, United Kingdom
operate AI‐first products that deliver measurable value. • Develop and deploy production‐grade AI agents on GCP using ADK, integrating with internal systems via REST and JSON APIs. • Build and maintain robust evaluation and monitoring frameworks, including online and offline testing, A/B experiments and performance dashboards. • Integrate ...

Software Engineer

Hiring Organisation
Executive Integrity | B Corp™
Location
City of London, London, United Kingdom
looking for: 4+ years+ of software engineering experience in C++, C#, .NET and Python Experience with communication protocols — TCP/IP, UDP, REST Hands-on with event-driven architecture or event-streaming services Experience with microservice development, Docker or Kubernetes Background in distributed systems and networks — IoT or Industry 4.0 ...

Test Director ALM/QC

Hiring Organisation
Infoplus Technologies UK Ltd
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
From £800 to £850 per day
Technical Expertise (Exceptional Level) 2025+ years in QE engineering, transformation, and automation leadership. Mastery of: o Playwright, Appium, Selenium, Cypress, Java o API Automation (REST Assured, Karate, Postman) o Performance (JMeter, LoadRunner) o Cloud native testing (Azure, AWS, GCP) o Test orchestration, CI/CD pipelines o TDM, environment strategy ...

NET Developer (Remote)

Hiring Organisation
Joveo Ai
Location
City of London, London, United Kingdom
technical design reviews Required Skills & Qualifications: - Strong proficiency in C# and the .NET ecosystem (.NET 6 or later) - Experience with ASP.NET Core for REST API development - Solid understanding of SQL Server or other relational databases - Familiarity with dependency injection, SOLID principles, and design patterns - Experience deploying to Azure ...