101 to 125 of 2,049 REST Jobs in the UK

Senior Software Engineer Python

Location
United Kingdom
professional software engineering experience, with a strong focus on backend development in Python and with event-driven architectures. Proven experience designing and operating production REST APIs with OpenAPI/Swagger. Deep understanding of relational database design, indexing, performance tuning, and migrations (PostgreSQL). Proficiency with containerisation (Docker) and Git-based ...

Senior Software Engineer Python

Hiring Organisation
MarkIT Placements
Location
Didcot, Oxfordshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
professional software engineering experience, with a strong focus on backend development in Python and with event-driven architectures. Proven experience designing and operating production REST APIs with OpenAPI/Swagger. Deep understanding of relational database design, indexing, performance tuning, and migrations (PostgreSQL). Proficiency with containerisation (Docker) and Git-based ...

Senior Software Engineer

Hiring Organisation
Hackajob Ltd
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
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 ...

Senior Software Engineer

Hiring Organisation
Hackajob Ltd
Location
Gloucester, Gloucestershire, South West, United Kingdom
Employment Type
Permanent, Work From Home
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 ...

Senior Java Developer

Hiring Organisation
NTT DATA
Location
London, United Kingdom
Salary
£ 80 K
cross-functional Agile teams.Experience & Qualifications:- Several years of Java development experience: Core Java, Spring Boot, Spring MVC, JPA/Hibernate- Microservices Architecture & Design Patterns- REST APIs- CI/CD Tools: Jenkins, GitLab CI, GitHub Actions- DevOps: Docker, Kubernetes- Cloud Platforms: AWS/Azure/GCP- Databases: MySQL, PostgreSQL, MongoDB- Version ...

Senior Software Engineer II -Java

Hiring Organisation
LexisNexis Risk Solutions Group
Location
London, United Kingdom
Salary
£ 80 K
continuous learning.RequirementsStrong foundation in object-oriented design, development, and standard design patterns.Expert-level development experience using Java, Spring Boot and Web Services.Strong understanding of REST APIs, Spring Boot, Micro Services and SOA web services.Expertise with front-end technologies such as JavaScript, TypeScript, Angular, and/or ReactJS.Ability to explain design ...

Java Developer (SC Eligible/ Cleared)

Location
Greater London, England, United Kingdom
colleagues informally), and understands how their work contributes to broader team and organisational objectives. Key Responsibilities Design, develop, test, and maintain backend services and REST/GraphQL APIs using Java/Spring Boot (or equivalent modern backend stack). Contribute to system architecture and data model design in collaboration with ...

Forward Deployed AI Developer - Senior Associate - UK Wide

Location
Greater London, England, United Kingdom
Automate, Power Pages and Dataverse, together with solution management, environments and application lifecycle management. Integrate AI tools with enterprise systems through APIs, including Graph, REST, SQL, SharePoint and dedicated business systems. Develop cloud native skills on platforms such as Azure and AWS, and understand the AI offerings within them. Work ...

Forward Deployed AI Developer - Senior Associate - UK Wide

Hiring Organisation
EY (Ernst & Young)
Location
London, United Kingdom
Salary
£ 80 K
Power Automate, Power Pages and Dataverse, together with solution management, environments and application lifecycle management.Integrate AI tools with enterprise systems through APIs, including Graph, REST, SQL, SharePoint and dedicated business systems.Develop cloud native skills on platforms such as Azure and AWS, and understand the AI offerings within them.Work on projects ...

Consultant

Location
Greater London, England, United Kingdom
products, and business domains. Experience with one or more modern programming languages and frameworks, such as Java, C#, JavaScript, Angular, React, Spring Boot, Python, REST APIs, Shell Scripting, HTML5, XML, or similar technologies. Familiarity with cloud-native technologies, including Docker and Kubernetes, and experience with public cloud platforms such ...

Software Engineer III - Java

Location
Glasgow, Scotland, United Kingdom
e.g., Java 11/17+), concurrency fundamentals, and performance-aware coding Experience building services with Spring/Spring Boot, including dependency injection, configuration, and REST services Strong experience designing and implementing RESTful APIs, schema/versioning practices, and contract-first or OpenAPI-driven development Hands-on experience with secure coding ...

Lead Software Engineer - Full Stack, Java & React

Hiring Organisation
JP Morgan Chase
Location
Glasgow, Lanarkshire, United Kingdom
Salary
£ 80 K
Advanced proficiency in Java and building services with Spring BootHands-on experience building modern frontend applications using React with TypeScriptExperience building and consuming APIs (REST and/or GraphQL) and integrating with downstream systemsExperience with relational databases and SQLWorking knowledge of search/indexing concepts, including designing and querying Elasticsearch ...

Software Engineer III - Full Stack, Global Banking Tech

Location
Glasgow, Scotland, United Kingdom
frontend applications; strong UI fundamentals with HTML/CSS and responsive design, including experience building reusable components and libraries Experience building and consuming APIs (REST and/or GraphQL) and integrating with downstream systems Strong experience with relational databases including Oracle and/or PostgreSQL, with solid SQL skills; experience ...

Software Engineer III - Full Stack, Global Banking Tech

Hiring Organisation
JP Morgan Chase
Location
Glasgow, Lanarkshire, United Kingdom
Salary
£ 80 K
maintainable frontend applications; strong UI fundamentals with HTML/CSS and responsive design, including experience building reusable components and librariesExperience building and consuming APIs (REST and/or GraphQL) and integrating with downstream systemsStrong experience with relational databases including Oracle and/or PostgreSQL, with solid SQL skills; experience with ...

Senior Front-End Web Developer (AVP)

Hiring Organisation
Citigroup
Location
Belfast, Down, United Kingdom
Salary
£ 70 K
Computer Science, Software Engineering, or a related field (or equivalent practical experience).Technical SkillsCommercial experience of React.js, JavaScript, HTML, and CSS.Understanding of JavaFamiliarity with REST APIs.Knowledge of version control systems such as Git.Knowledge of Agile/Scrum methodologiesBasic understanding of SQL databases.Understanding of object-oriented programming concepts.Experience with Spring Boot ...

Senior Software Engineer (Java + Vue/Typescript)

Location
Leeds, England, United Kingdom
Lambdas and Optional Spring Boot and the wider Spring ecosystem Vue/Typescript 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 + Vue/Typescript)

Location
City of Edinburgh, Scotland, United Kingdom
Lambdas and Optional Spring Boot and the wider Spring ecosystem Vue/Typescript 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 ...

Lead Developer

Hiring Organisation
London Stock Exchange Group
Location
London, United Kingdom
Salary
£ 80 K
Strong understanding of both high level and low level software design Expertise in: Core Java, Python Building highly distributed, data intensive systems Microservices, REST APIs RDBMS (Oracle/SQL Server/Postgres) CI/CD tools (Jenkins/GitLab), DevOps automation Docker, Kubernetes JVM profiling & performance optimisation Prior exposure ...

Senior Developer

Location
Greater London, England, United Kingdom
resilience. Mentoring other engineers through code reviews and knowledge sharing. Essential 5+ years' experience building backend applications using C# .NET. Experience designing and developing REST APIs. Experience working with Microsoft Azure. Experience building and supporting production cloud applications. Good understanding of distributed systems and modern software architecture. Experience working with ...

Lead Full Stack Kotlin Developer

Hiring Organisation
Hippo Digital
Location
Manchester, Greater Manchester, United Kingdom
Salary
£ 80 K
quality, robust, and scalable solutions.Expertise in building back-end services using Kotlin with Spring Boot and the wider Spring Framework (Spring MVC, Spring Security, REST APIs), leveraging Kotlin idioms and coroutines where applicable.Experience in Microservices design and architecture, including RESTful API services and Kotlin-based microservice patterns.Expertise in public cloud ...

Lead Full Stack Kotlin Developer

Hiring Organisation
Hippo Digital
Location
Leeds, West Yorkshire, United Kingdom
Salary
£ 80 K
quality, robust, and scalable solutions.Expertise in building back-end services using Kotlin with Spring Boot and the wider Spring Framework (Spring MVC, Spring Security, REST APIs), leveraging Kotlin idioms and coroutines where applicable.Experience in Microservices design and architecture, including RESTful API services and Kotlin-based microservice patterns.Expertise in public cloud ...

Lead Full Stack Kotlin Developer

Hiring Organisation
Hippo Digital
Location
Birmingham, West Midlands (County), United Kingdom
Salary
£ 80 K
quality, robust, and scalable solutions.Expertise in building back-end services using Kotlin with Spring Boot and the wider Spring Framework (Spring MVC, Spring Security, REST APIs), leveraging Kotlin idioms and coroutines where applicable.Experience in Microservices design and architecture, including RESTful API services and Kotlin-based microservice patterns.Expertise in public cloud ...

Technology support I

Hiring Organisation
JP Morgan Chase
Location
London, United Kingdom
Salary
£ 100 K
into technical specifications, control implementations, and API/service contracts.Hands-on experience with modern application stacks and API tooling — e.g., Node/Express, React, REST API design and integration, and API testing with Postman/Insomnia — applied to building LLM-assisted microservices and internal tooling.Familiarity with treating prompts and system ...

Lead Software Engineer - Java / Python, AI & ML

Hiring Organisation
JP Morgan Chase
Location
Glasgow, Lanarkshire, United Kingdom
Salary
£ 80 K
memory/state management where applicableBuild guardrails, evaluation frameworks, monitoring pipelines, and cost/latency optimizations for production LLM-based systemsDesign, build, and operate REST and gRPC APIs and microservices, defining clear contracts using OpenAPI and Protobuf while ensuring backward compatibility, authentication, rate limiting, and observabilityApply resilience engineering patterns — including ...

Software Engineer - Data & AI

Location
Woking, England, United Kingdom
sprints, balancing exploratory R&D with production-grade delivery. Give honest estimates and flag scope risk early. What You'll Bring Python (FastAPI), Node.js, REST APIs. SQL and PostgreSQL. Redis/Valkey for session and WebSocket coordination at scale. Strong JavaScript/TypeScript, HTML5, CSS React (or equivalent), component architecture ...