151 to 175 of 1,374 REST Jobs in England

Principal Java Engineer

Location
Wallingford, England, United Kingdom
Spring Framework 6/Spring Boot 3.5 Hibernate ORM 6.6+, JPA Apache Tomcat 11, IntelliJ IDEA AI Tooling (Claude, Codex, Gitlab Duo, etc) REST APIs, OpenAPI, Microservices, Event-driven architecture (RabbitMQ) Containers, Docker, AWS, Linux CI/CD with GitLab Pipelines & Jenkins Observability: logging, metrics and monitoring MySQL, Apache Solr ...

Principal Software Engineer

Hiring Organisation
Hackajob Ltd
Location
Gloucester, Gloucestershire, South West, United Kingdom
Employment Type
Permanent, Work From Home
direction within your team Desired Skills and Experience: Core Software Engineering across a variety of languages, e.g. JavaScript frameworks (React, NextJS), TypeScript, Python, Java REST API development OpenAPI/Swagger Cloud services (AWS or Azure) Containerisation & Orchestration (Docker, Kubernetes, OpenShift) Infrastructure as Code (Terraform, Ansible) Relational Databases (e.g. PostgreSQL) Elasticsearch ...

Senior Software Engineer

Location
Greater London, England, United Kingdom
support. Strong full-stack engineering experience, with the ability to architect solutions across both front-end and back-end technologies. Experience designing and delivering REST APIs and systems integrations, including third‐party or legacy systems. Strong experience designing and operating production workloads on AWS. Experience using Infrastructure as Code, ideally ...

Full Stack Developer

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent, Work From Home
enhance existing web applications to ensure stability and performance. Work with business and technical stakeholders to turn requirements into technical solutions. Build and integrate REST APIs using clean and maintainable architecture patterns. Design and optimise PostgreSQL databases, queries and migrations. Integrate AI capabilities into applications using agent frameworks ...

Python Developer

Hiring Organisation
Hays Technology
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £617/day Up to £617.55 per day VIA UMB
APIs. Knowledge of modern Python features, including asyncio, type hints and context managers. Go development experience, including concurrent applications, services, CLI tools and REST APIs. Experience with Go modules, error-handling patterns, testing and code organisation. Strong AWS experience using boto3 and aws-sdk-go-v2. Experience working with ...

Senior Software Engineer - Java, Node.js & AWS

Location
Manchester, England, United Kingdom
including Streams, Lambdas and Optional Spring Boot and the wider Spring ecosystem NodeJS Spring Data JPA/Hibernate Spring Security including OAuth2 and JWT REST API design and implementation Microservices and distributed system design SQL databases with strong query optimisation skills NoSQL databases Messaging technologies such as Kafka or RabbitMQ ...

Senior Software Engineer - Java, Node.js & AWS

Location
Leeds, England, United Kingdom
including Streams, Lambdas and Optional Spring Boot and the wider Spring ecosystem NodeJS Spring Data JPA/Hibernate Spring Security including OAuth2 and JWT REST API design and implementation Microservices and distributed system design SQL databases with strong query optimisation skills NoSQL databases Messaging technologies such as Kafka or RabbitMQ ...

Senior Software Engineer - Java, Node.js & AWS

Location
Greater London, England, United Kingdom
including Streams, Lambdas and Optional Spring Boot and the wider Spring ecosystem NodeJS Spring Data JPA/Hibernate Spring Security including OAuth2 and JWT REST API design and implementation Microservices and distributed system design SQL databases with strong query optimisation skills NoSQL databases Messaging technologies such as Kafka or RabbitMQ ...

AI Architect

Location
Leeds, England, United Kingdom
.Net Core/C# .Net SQL Server Preferred but not essential experience Unit testing and integration testing Microservices/serverless architecture Web API/REST API Services Entity Framework Azure Devops/CI/CD ServiceBus App Service/Web App Function App Redis React Insurance industry Claims processing ...

Power Platform / D365 Technical Lead

Location
Greater London, England, United Kingdom
JavaScript, jQuery, Liquid Template Strong server-side development experience C#/.Net Strong experience using Plugins, Custom Workflow Activities, Custom APIs Integration experience with REST APIs/custom connectors Azure Integration Knowledge - Azure Functions, Logic Apps, Service Bus ALM and CI/CD experience Azure DevOps + Agile Practices Comprehensive ...

NTN Stack SW Architect (UK)

Location
Greater London, England, United Kingdom
distributed cloud environments. Middleware, APIs, & Data Streaming (Technologies): Extensive hands-on experience architecting software interfaces using modern protocols and event-driven architectures (e.g., gRPC, REST, GraphQL, Apache Kafka, RabbitMQ). Automation & IaC (Tools): Demonstrated success utilizing Infrastructure as Code (IaC) and deployment automation tools (e.g., Terraform, Ansible, ArgoCD) across multi ...

Senior Engineer - Payments

Location
Greater London, England, United Kingdom
with a proven track record of building high-performance, client-facing web applications. Backend Stack: Proficient with Python, FastAPI, PostgreSQL, Redis, and designing secure REST APIs. Frontend Stack: Proficient with TypeScript, React, Jest, and Storybook. Experience with Micro Frontends (MFEs) is a major plus. DevOps & Cloud: Hands-on experience with ...

Product Engineering Team Lead

Location
Greater London, England, United Kingdom
Software engineering and processes, to be able to confidently design and implement solutions. In depth knowledge of developing and managing API solutions, including REST and microservices. Exposure to an API Management Platform would be a bonus (eg: Apigee, Layer7, API Connect or similar). Knowledge of Cyber security and techniques ...

Senior Software Engineer - (Java, NodeJS, AWS, Python)

Location
Leeds, England, United Kingdom
Streams, Lambdas and Optional Spring Boot and the wider Spring ecosystem Python NodeJS Spring Data JPA/Hibernate Spring Security including OAuth2 and JWT REST API design and implementation Microservices and distributed system design SQL databases with strong query optimisation skills NoSQL databases Messaging technologies such as Kafka or RabbitMQ ...

Automation Engineer

Location
Birmingham, England, United Kingdom
services: Azure Logic Apps, Azure Functions and Azure SQL. PowerShell. T-SQL. Highly Desired Microsoft System Center Orchestrator (SCORCH). Good working knowledge of REST API and SOAP/XML. Experience working with Active Directory and associated management tools. Familiarity with other Microsoft System Center products (e.g. SCCM). Desired ...

Senior Test Automation Engineer

Hiring Organisation
Appcast
Location
Birmingham, UK
testing layers, with overnight regression runs that the team can rely on Building and extending API test suites using frameworks such as Karate or REST-assured, validating service contracts, data integrity, and integration behaviour Defining and executing test strategies, plans, and scripts across agile delivery cycles, with clear traceability from ...

AI Solution Architect

Location
Greater London, England, United Kingdom
Enterprise search Document ingestion Knowledge graphs (advantageous) Integration APIs Event-driven architectures Microsoft ecosystem ServiceNow CRM/ERP integration Identity management Software Engineering Python REST APIs Git CI/CD Containers Infrastructure as Code Testing AI systems Platform Engineering Kubernetes Azure AI Foundry Databricks Microsoft Fabric Snowflake MLOps/LLMOpstooling ...

Senior Mobile Solution Lead (iOS and Android) - London, UK

Location
Greater London, England, United Kingdom
Flutter, with the ability to advise when native, cross-platform or hybrid strategies are appropriate.Experience designing API-led and cloud-enabled mobile ecosystems, including REST, GraphQL, microservices, event-driven integration and mobile backend services.Deep understanding of mobile security, including OAuth 2.0/OpenID Connect, encryption, certificate pinning, secure storage, threat ...

Senior Fullstack Engineer: Build Scalable Microservices

Location
England, United Kingdom
modern React frontends — with real ownership across the stack, from API design to production performance. What you'll do Build and maintain scalable microservices (REST, gRPC, GraphQL) and API endpoints in Python (FastAPI/Flask) Develop and maintain React frontends, including state management with Redux or React Query Optimise ...

Enterprise Architect

Location
Greater London, England, United Kingdom
based event streaming, schema management, asynchronous processing, replayability, idempotency, dead-letter handling, and integration resilience patterns. Hands‐on architecture experience with Microsoft .NET ecosystems, REST/gRPC APIs, middleware platforms, enterprise messaging, MSSQL, PostgreSQL, and application modernization technologies. Strong understanding of cloud-agnostic and hybrid architecture principles including Kubernetes, Docker ...

Senior UI Architect , Vice President

Location
Greater London, England, United Kingdom
Headless CMS architectures Design systems and component libraries Domain-driven design concepts Cloud & DevOps AWS, Azure, or Google Cloud CI/CD pipelines Integration REST APIs GraphQL OAuth2/OpenID Connect Enterprise SSO solutions Quality & Performance Web accessibility (WCAG) Core Web Vitals Automated testing frameworks Performance monitoring and observability Preferred ...

QA Engineer

Location
Greater London, England, United Kingdom
Confidence reading, navigating and contributing to application code; this is not a role limited to executing manual test scripts. Experience testing modern web applications, REST APIs and backend workflows. Ability to reason through complex business workflows, state changes, edge cases and failure modes. A track record of building or improving ...

Full Stack Engineer

Location
Greater London, England, United Kingdom
full-stack development. Strong experience with React and modern front-end architecture. Solid back-end development experience with Node.js . Experience designing and consuming REST APIs. Strong understanding of state management solutions such as Redux Toolkit, Zustand, or React Query. Experience with unit, integration, and end-to-end testing frameworks. ...

Automation Application Developer

Location
Greater London, England, United Kingdom
standards. Application Development & Integration Develop supporting applications, utilities and services using C#/.NET. Build and maintain integrations with internal and external platforms using REST APIs, web services and message-based interfaces. Design and develop SQL‐based data processing, reporting and automation capabilities. Work with SQL Server and Oracle databases ...

Senior Software Engineer (Angular)

Location
Manchester, England, United Kingdom
front-end development experience Strong Angular expertise Solid knowledge of HTML and CSS Experience with RxJS and state management (e.g., NgRx) Experience integrating with REST APIs Understanding of .NET back-end environments Experience working with AWS-hosted applications Proficient with Git and GitHub (PRs, branching, code reviews) Experience with ...