51 to 75 of 318 REST Jobs in the UK

Software Engineer (Backend)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
experience or demonstrable learning is important). Solid understanding of backend fundamentals: concurrency, data modelling, transactions, reliability, and observability. Experience designing and consuming APIs (REST/gRPC/GraphQL) and integrating with other services and data stores. Strong testing mindset and familiarity with CI/CD workflows. Clear communication skills ...

Data & Analytics - Senior Associate

Hiring Organisation
Fitch Group
Location
Greater London, United Kingdom
Employment Type
Full Time
solutions. Genuine curiosity about AI, LLMs, and the evolving analytics landscape , evidenced by personal projects, writing, contributions, or experimentation. Familiarity with some of: SQL, REST APIs, cloud platforms (AWS preferred), and version control (Git). Ability to work independently: you can scope tasks, manage your time, and make pragmatic trade ...

Java & React

Hiring Organisation
Randstad Technologies
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £60,000 per annum
handle heavy datasets efficiently. Engineer cloud-native solutions by designing, maintaining, and deploying applications leveraging Kubernetes and Amazon AWS. Design and integrate APIs using REST and gRPC to ensure seamless connectivity between the frontend and backend. Implement event streaming by integrating Kafka for real-time financial data processing. Lead ...

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 ...

Java Full Stack Developer

Hiring Organisation
Response Informatics
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Permanent
basics) , JPA/Hibernate, Spring framework, and basic caching concepts Knowledge of Spring ecosystem technologies including Spring Boot and Spring-Data Experience building REST APIs and microservices architecture and event-driven design patterns Strong SQL knowledge including isolation levels and transaction management Skilled in creating rich, interactive React/Angularbased ...

Full Stack Developer (.NET)

Hiring Organisation
DGH Recruitment Ltd
Location
City of London, London, United Kingdom
Employment Type
Contract
Experience - Strong experience building enterprise and web-based applications - Proficiency in C#, .NET/ASP.NET - Front-end skills including HTML5, CSS3, JavaScript - Experience with REST APIs, JSON - Familiarity with Git and modern development tools (e.g. Visual Studio) Desirable Skills - .NET Core/.NET 5+ - Angular, Blazor or modern JS frameworks ...

Software Engineer

Hiring Organisation
Brio Digital
Location
Leeds, West Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
£500/day
Support CI/CD pipelines and modern DevOps practices Essential Skills & Experience Backend Strong commercial experience with: C# .NET/.NET Core ASP.NET Core REST API development SQL Server Frontend Strong experience with: React TypeScript JavaScript HTML5 CSS3 Cloud & DevOps Strong Azure experience CI/CD pipelines Infrastructure and deployment ...

Senior Java Developer

Hiring Organisation
GTC Recruitment
Location
Manchester, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £650/day
Strong commercial experience with Java (11/17/21+) Experience leading or mentoring engineers Strong background in microservices architecture Experience building and consuming REST APIs Strong understanding of TDD, BDD, and automated testing Experience working in Agile environments Experience supporting live production systems Solid understanding of scalable web architecture ...

Lead AI Engineer

Hiring Organisation
Anson Mccade
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
technologies include: Python Azure Databricks Generative AI/LLM frameworks Agentic AI tooling and orchestration frameworks LangChain/LangGraph PyTorch and ML libraries REST APIs Docker and containerisation CI/CD pipelines Git-based development workflows What we're looking for 4-6 years' experience within Software Engineering, AI Engineering ...

Application Engineer (Legal)

Hiring Organisation
Picture More
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£75,000 - £90,000 per annum
hands-on technical experience in at least one of the following areas: Azure Integration Services, Logic Apps, Function Apps, API Management or Service Bus REST APIs and systems integration SQL Server, data flows, ETL, reporting or database development Power Platform, Power Apps, Power Automate, Power BI or Microsoft Fabric C# ...

Senior Backend Engineer JBLE1 NI

Hiring Organisation
Ocho
Location
Belfast, UK
Node.js backend services and APIs in a cloud-native, microservices environment Integrating with headless commerce platforms, content systems, and third-party data providers via REST and GraphQL APIs Building and maintaining event-driven pipelines that support real-time commerce operations across multiple markets Working closely with frontend, architecture, and DevOps ...

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 ...

AI Deployment Engineer

Hiring Organisation
Artis IT
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
similar infrastructure-focused roles Strong programming ability in Python and SQL , with experience building production-grade data pipelines Solid understanding of integration patterns including REST APIs, webhooks, OAuth and event-driven architectures Experience with orchestration tools such as Airflow, Prefect or Dagster Familiarity with cloud environments (AWS, GCP or Azure ...

Senior Software Engineer - Transfers (Client Journeys)

Hiring Organisation
Hargreaves Lansdown
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Permanent
engineering standards Required Skills & Experience Backend/BFF Node.js (v20+) with TypeScript AWS Lambda handler development (both SST and raw CDK patterns) API Gateway (REST/V1) - authorizers, routing, gateway responses Middy middleware framework Integration patterns: cross-account STS AssumeRole, Secrets Manager, DynamoDB, SNS RESTful API design and OpenAPI specifications ...

Senior Full Stack Engineer (GCP, Python, JavaScript) Remote

Hiring Organisation
Exalto Consulting
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £410/day
using AI-assisted development workflows. ● Agile Experience: Proven track record working within Agile teams and participating in iterative delivery. ● Core Engineering: Proficiency in Git, REST API design, and modern CI/CD practices This is a great opportunity to work for an exciting organisation and to start ASAP. The role ...

Fullstack Developer

Hiring Organisation
IO Associates
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Permanent
experience: comfortable building production frontends (React or similar, TypeScript) and production backend services (Go, Python, Node.js, or similar). Solid API design experience, both REST and event-driven, with an understanding of where each fits. Practical experience with message brokers, streaming, or pub/sub systems (MQTT, NATS, Kafka ...

Solution Architect

Hiring Organisation
Vallum Associates Limited
Location
Beverley, East Riding, North East, United Kingdom
Employment Type
Permanent
Salary
£90,000
implementing, and supporting large-scale cloud environments. Hands-on development background in technologies such as . NET/.NET Core, C#, Java, Spring Boot, REST APIs, Microservices, SQL Server, and Oracle. Proven experience migrating on-premise applications and databases to AWS using re-hosting, re-platforming, and re-architecting strategies. ...

Junior Software Engineer

Hiring Organisation
Hyperloop Recruitment
Location
Liverpool, Merseyside, England, United Kingdom
Employment Type
Full-Time
Salary
£30,000 - £32,000 per annum
maintainable, and organised code Strong communication and collaboration skills Nice to Have Laravel or other modern PHP frameworks Vue.js, React, or other frontend frameworks REST API development AWS Cloud exposure Docker/Containerisation Understanding of software testing principles Awareness of application security best practices The Benefits ...

Android Developer

Hiring Organisation
Frontier Resourcing Ltd
Location
Cheltenham, Gloucestershire, South West, United Kingdom
Employment Type
Permanent, Work From Home
developing Android applications using Kotlin Strong understanding of Android SDK, mobile architecture patterns and best practices. Experience working within Agile development teams. Knowledge of REST APIs, CI/CD pipelines and version control tools such as Git. Excellent problem-solving skills and a passion for delivering high-quality software. Desirable ...

NetSuite Technical Lead - Remote working

Hiring Organisation
Communicate Recruitment Solutions LTD
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 - £80,000 per annum
Develop scalable and maintainable enhancements aligned with business requirements Systems Integration Design, implement, and support integrations between NetSuite and third-party applications Work with REST/SOAP APIs and data formats such as JSON and XML Support and enhance middleware-based integrations (e.g., Boomi) and direct custom integrations Technical Design ...

Backend Node.JS Developer - London - PropTech AI StartUp

Hiring Organisation
Transparent Technology
Location
London, United Kingdom
Employment Type
Permanent
that power an AI assistant operating in real-time production environments. You'll design and build scalable systems using Node.js and TypeScript, working across REST APIs, event-driven architecture, data pipelines, and distributed systems, ensuring performance, reliability, and scalability as the platform grows. This is a hands-on leadership role ...

HCL COMMERCE

Hiring Organisation
Infoplus Technologies UK Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
maintain HCL Commerce/WebSphere Commerce Suite components and extensions. Build and enhance Back End services using Java, J2EE, Spring/Spring Boot, and REST APIs Ensure solutions meet scalability, performance, availability, and security standards Diagnose and resolve complex issues across application, integration, and infrastructure layer Perform root cause analysis ...

Senior Ruby Engineer - £110K

Hiring Organisation
Run-Time Group Ltd
Location
Reading, Berkshire, South East, United Kingdom
Employment Type
Permanent
moving, product-centric environments. Key requirements: Ruby & Ruby on Rails Full-Stack Engineering: JavaScript, TypeScript, React, Hotwire, Stimulus Node.js & React exposure beneficial API Design: REST, GraphQL, external integrations Data Stores: PostgreSQL, MySQL, Redis, Elasticsearch Async Processing: Sidekiq, Resque Cloud & DevOps: AWS, Heroku, Docker, CI/CD pipelines, IaC Testing & Quality ...

Senior Developer (Python and React) JBLE1 NI

Hiring Organisation
MCS Group
Location
Belfast, UK
other developers within the team Tech Environment You'll be working across a modern engineering stack including: Backend: Python, Go Frontend: React, JavaScript, TypeScript REST APIs & OAuth PostgreSQL & MySQL Azure & AWS Cloud Platforms. What We're Looking For Strong full-stack development background Strong understanding of scalable architecture and software ...

R&D Software Engineer

Hiring Organisation
FBI &TMT
Location
Portsmouth, Hampshire, South East, United Kingdom
Employment Type
Permanent
Salary
£50,000
LLMs, speech services, RAG systems, or AI APIs Experience with Unreal Engine, Unity, or other real-time 3D development environments Familiarity with Docker, FastAPI, REST APIs, Git, and deployment workflows Experience with simulation, defence, XR, training systems, or serious games Familiarity with cloud services or local/offline model deployment ...