1 to 25 of 2,021 REST Jobs in the UK

Software Developer | Capital Markets

Location
Greater London, England, United Kingdom
Linux Tools/Technologies/Infra : NodeJS, cloud/AWS, RabbitMQ, AMQ, Mongo, Bitbucket (Git), SQL/Server, Jira Design : API, HTTP/REST, JSON, micro-services and distributed systems SDLC : Agile, Scrum, Kanban, DevOps, CI/CD, Automation First, BDD/TDD, DORA. Understanding of, and advocacy for, Agentic ...

Senior Backend Developer

Hiring Organisation
Protein Works
Location
Liverpool, Merseyside, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
Driven Design, enterprise integration patterns, and clean architecture to incrementally replace legacy applications. Integration & Asynchronous Workflows: Build event-driven and queue-based workflows with REST APIs, authentication, idempotency, and contract testing to connect e-commerce, ERP, WMS, finance, and manufacturing systems. Operations, Security & AI: Own end-to-end delivery including ...

full stack developer for cloud-native applications

Location
Greater London, England, United Kingdom
technologies within Agile delivery teams; Must be eligible for obtaining and maintaining UK SC Clearance; Proficiency in C# and .NET (ASP.NET Core), React, TypeScript, REST API development, SQL Server, Entity Framework and Microsoft Azure; Experience with Azure App Service, Azure Functions, Azure Service Bus, Azure SQL, Azure Storage, Microsoft Entra ...

Senior Fullstack Engineer (Python + React.js)

Location
Greater London, England, United Kingdom
Integrate models into backend systems and create API endpoints for model interaction (e.g., retrieving predictions). Develop and maintain scalable services, e.g. Microservices utilising REST, gRPC, or GraphQL, ensuring optimal performance and seamless integration. Optimize database queries and schemas to improve performance, scalability, and reliability. Implement security features, including authentication ...

Senior Engineering Manager Software engineering London

Location
Greater London, England, United Kingdom
balance new features against architectural health. Excellent time management and proactive problem-solving skills. Technologies we work with Back end (primary): .NET/C#, REST APIs, event-driven and microservice architectures. Front end: React, TypeScript. Machine learning: Python, model training and serving, and the infrastructure to run models in production. ...

Sr. Technical Lead / Architect

Location
Greater London, England, United Kingdom
development with React JS, JavaScript (ES6+), and TypeScript; intermediate knowledge is sufficient; Familiarity with state management using Redux or Context API and experience integrating REST APIs into front-end applications; Good knowledge of SQL and experience working with relational databases such as PostgreSQL, SQL Server, or MySQL; Experience working with ...

Quality Centre of Excellence Leader

Location
United Kingdom
quality intelligence. Experience building or presenting quality maturity scorecards/dashboards and communicating technical risk to VP+ or leadership audiences. Desirable: Experience with REST APIs, databases, and SQL; experience building or mentoring test automation frameworks; experience in financial software, SaaS, or similar complex product domains. Salary The salary range ...

C# Developer

Hiring Organisation
Source Group International
Location
London, UK
Employment Type
Full-time
with relational databases (SQL Server preferred), including schema design, query optimisation and stored procedures where appropriate. Integrate with internal and third-party systems using REST and messaging patterns. Write clean, testable code; create unit and integration tests and support automated CI/CD pipelines. Participate in code reviews, technical design ...

Software Engineer

Location
Manchester, England, United Kingdom
/regulations at all times Skills Proven experience in software development Proficiency in front-end and back-end technologies (e.g., JavaScript, HTML/CSS, REST APIs, SQL/NoSQL, Angular, Microsoft .NET) Experience with version control systems (e.g., Git) Experience of SQL writing and general database designs. Familiarity with Agile ...

Senior Engineering Manager

Hiring Organisation
Checkout.com
Location
London, UK
Employment Type
Full-time
balance new features against architectural health. Excellent time management and proactive problem-solving skills. Technologies we work withBack end (primary): .NET/C#, REST APIs, event-driven and microservice architectures. Front end: React, TypeScript. Machine learning: Python, model training and serving, and the infrastructure to run models in production. Data ...

Java Developer

Hiring Organisation
Denizns Ltd
Location
Bristol, City of Bristol, United Kingdom
Employment Type
Contract
Contract Rate
£400/day
design documentation What you'll bring Active SC clearance (essential) 3+ years' experience as a Java Developer (Java 8+) building microservices Strong Spring Boot, REST API design and SOAP/WSDL/XML experience TDD and BDD experience using JUnit and Cucumber Docker, Kubernetes, Jenkins, CI/CD and SonarQube ...

Senior Software Engineer / Senior Full-Stack Engineer

Location
Manchester, England, United Kingdom
Collaborate with your peers on technical direction within your team Desired Skills and Experience Core Software Engineering JavaScript frameworks (React, NextJS) TypeScript Python Java REST API development OpenAPI/Swagger Cloud & Infrastructure Cloud services (AWS or Azure) Containerisation & Orchestration (Docker, Kubernetes, OpenShift) Infrastructure as Code (Terraform, Ansible) Data & Search Technologies ...

Backend/API Engineer - Telecoms & Cloud

Location
Belfast City District, Northern Ireland, United Kingdom
estate, improving automation, system interoperability and operational efficiency. The Person Experience developing RESTful APIs and backend applications in a commercial environment. Strong understanding of REST, HTTP, JSON and API design principles . Experience with one or more backend development languages such as C#, Java, Python, Node.js or PHP . Experience ...

Senior Python Developer/ Engineer

Location
City of Westminster, England, United Kingdom
client stakeholders to translate business requirements into robust technical solutions. Design and implement integrations with internal client systems and external third-party APIs using REST, webhooks, and event-driven integration patterns. Apply software engineering best practices, including SOLID principles, Clean Architecture, Repository Pattern, Factory Pattern, Strategy Pattern, Dependency Injection ...

Data Engineer (Java Skills)

Location
City of Westminster, England, United Kingdom
following would be beneficial: Cloud platforms such as AWS, Azure or GCP. Docker and containerised environments. CI/CD pipelines and automated deployment. REST APIs and microservices. SQL and relational or NoSQL databases. Data streaming and real-time processing. Infrastructure-as-Code or DevOps tooling. Working within large-scale enterprise ...

Engineering lead

Location
Greater London, England, United Kingdom
technology controls. Support production readiness reviews and regulatory initiatives. Required Technical Skills Engineering & Architecture Java/GoLang/.NET/Python Microservices Architecture REST APIs Event-Driven Architecture Domain Driven Design (DDD) Cloud Platforms AWS/Azure Kubernetes Docker OpenShift DevOps & Automation Jenkins GitHub/Bitbucket Terraform Ansible CI/ ...

Full Stack Lead Architect, Vice President

Location
Belfast City District, Northern Ireland, United Kingdom
architecture.* Proven experience leading large-scale technology initiatives and distributed engineering teams.### Technical Expertise* Java 17+, Spring Boot, Microservices* Angular and/or React* REST APIs and Event-Driven Architecture* Kafka, Solace, Redis, Hazelcast* Oracle, MongoDB, Snowflake* Databricks, Spark, Data Engineering concepts* Azure and/or AWS Cloud Platforms* Docker ...

SME - RedHat Cluster, Ansible, Kubernetes, Microsoft Azure

Location
West of England, England, United Kingdom
Skill Requirements Skill Requirement Strong experience developing APIs and microservices using modern programming languages such as Java, Python, Go, or Node.js. Deep understanding of REST, JSON, OpenAPI specifications, service discovery, authentication, and API gateway technologies. Hands‐on expertise with Kubernetes, Docker, container orchestration, and workload management in enterprise environments. Proven ...

Manager - DE - Technology Consulting - FS

Location
Greater London, England, United Kingdom
compliance and operational requirements into pragmatic technical designs. Required skills Skill Area Technologies/Capabilities Engineering leadership Java, Spring Boot, .NET or Node.js, microservices, REST APIs, event-driven architectures, OpenAPI/Swagger, integration patterns Front-end engineering Data & integration SQL, NoSQL, data integration, streaming/event platforms such as Kafka ...

Test Automation Engineer

Hiring Organisation
NTT DATA
Location
London, UK
Employment Type
Full-time
roles Strong programming skills in Java or Python Experience with UI automation tools such as Selenium, Playwright, or Cypress Strong API automation experience using REST Assured, Postman, or similar tools Knowledge of BDD/TDD frameworks (Cucumber, TestNG, JUnit, PyTest) Hands-on experience with CI/CD pipelines Familiarity with ...

Senior Software Engineer - .Net

Location
Bristol, England, United Kingdom
development and integration projects. The successful candidate will have a strong understanding of advanced C#.Net, SQL & NoSQL databases and experience of building cloud native REST APIs and serverless applications. Technical leadership, including the ability to coach and train other developers and to drive continuous improvement through established agile practices ...

Senior Software Engineer

Location
Greater London, England, United Kingdom
design principles, and enterprise application architecture.Proven experience designing and building RESTful services and microservices-based solutions.Strong experience with Java 17, Spring Boot, Kafka, PostgreSQL, REST APIs, and event-driven architectures.Good understanding of frontend integration patterns and experience collaborating across user interface and backend delivery teams.Strong knowledge of Agile delivery methodologies ...

Principal Cloud Engineer (Terraform), London

Location
Greater London, England, United Kingdom
equivalent orchestration, Data Lake/Apache Iceberg, and advanced SQL for large‐scale transformations. Microservices & APIs: experience building modular, production‐grade microservices and REST APIs using Python (FastAPI, Flask, or equivalent); understanding of service design principles including versioning, fault tolerance, and observability. Cloud platforms: working knowledge of cost and usage ...

Lead Software Engineer

Location
Meriden, England, United Kingdom
Azure. Experience driving AI-assisted engineering practices. Experience with tools and technologies such as VS Code, Visual Studio, Rider, ReSharper, Jira, .NET, C#, ASP.NET, REST/SOAP services, WebAPI, JavaScript, React.js, Redux, JWT, Storybook, Jest, Enzyme, SQL Server, Dapper, Log4Net, Autofac, MSTest, ADO, Git, Octopus Deploy, SpecFlow, Selenium WebDriver, JMeter ...

Salesforce AI Engineer

Location
United Kingdom
example building eval sets, measuring accuracy, and monitoring quality, cost and latency once live. • Knowledge of enterprise integration approaches, including MuleSoft, event-driven architectures, REST/SOAP APIs, and external system connectivity, including connecting to AI models hosted outside Salesforce. • Experience building solutions for large-scale environments supporting hundreds ...