276 to 300 of 304 REST Jobs in the UK excluding London

Senior/Lead Software Developer

Hiring Organisation
Oscar Associates (UK) Limited
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Permanent
Salary
£70,000
impact role: 50% coding | 20% overseeing team members | 30% business engagement & architectural thinking Tech environment: JavaScript/TypeScript | React/Vue | Node/Python | REST APIs | Containers | Cloud You'll be: * Designing, building and scaling modern web platforms and Salesforce solutions * Building end-to-end features across web apps … Salesforce, including LWC * Designing REST API integrations between internal systems * Owning and overseeing the full software development lifecycle * Contributing to architecture, CI/CD and engineering standards * Working closely with C-suite stakeholders to turn real business processes into software * Supporting and mentoring other developers What they're looking ...

Senior Back End Engineer (Node.js/Typescript)

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
Nottingham, Nottinghamshire, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £90,000 per annum
with product, frontend and platform teams. Key responsibilities include: Designing, developing and maintaining scalable microservices using TypeScript and Node.js Building and supporting GraphQL and REST APIs for internal and external integrations Translating business requirements into robust technical solutions, architecture and documentation Championing code quality, automation, CI/CD and DevOps … best practices across the team YOUR SKILLS AND EXPERIENCE: You will bring strong capability in: TypeScript and Node.js development Microservices-based architectures GraphQL and REST API design Working with SQL and NoSQL databases Modern software development practices, including CI/CD, testing and automation THE BENEFITS: You will receive ...

Java Backend Developer (Banking)

Hiring Organisation
Ascendion
Location
Chester, Cheshire, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
secure financial applications. Key Responsibilities: Design and develop backend services using Java and Spring Boot Build and enhance microservices-based applications Develop and integrate REST APIs for enterprise systems Work on event-driven architecture using messaging tools (e.g., Kafka) Collaborate with cross-functional teams in an Agile environment Support … applications Required Skills: Strong experience in Java (8/11/17) and Spring Boot Hands-on experience with Microservices architecture Experience with REST APIs and backend development Exposure to event-driven systems/Kafka (or similar tools) Experience with databases (SQL/NoSQL) Familiarity with CI/CD tools ...

Java Backend Developer (Banking)

Hiring Organisation
Ascendion
Location
Chester, Cheshire West and Chester, Cheshire, United Kingdom
Employment Type
Permanent, Contract
secure financial applications. Key Responsibilities: Design and develop backend services using Java and Spring Boot Build and enhance microservices-based applications Develop and integrate REST APIs for enterprise systems Work on event-driven architecture using messaging tools (e.g., Kafka) Collaborate with cross-functional teams in an Agile environment Support … applications Required Skills: Strong experience in Java (8/11/17) and Spring Boot Hands-on experience with Microservices architecture Experience with REST APIs and backend development Exposure to event-driven systems/Kafka (or similar tools) Experience with databases (SQL/NoSQL) Familiarity with CI/CD tools ...

Senior Machine Learning Engineer

Hiring Organisation
SoftInWay, Inc
Location
City Of Bristol, England, United Kingdom
Workflows : Convert research code into robust, testable, and observable services. Implement CI/CD pipelines, automated testing, and reproducibility standards. Integration & Interoperability : Design REST/gRPC endpoints for cross-language communication. Ensure compatibility with C#/.NET services. Performance & Scalability : Optimize GPU/CPU utilization, batching strategies, and memory management. … understanding of packaging, type checking, and performance profiling. Architecture : Proven experience designing scalable ML systems for production. APIs : Proficiency in gRPC/Protobuf and REST for cross-language integration. MLOps : CI/CD pipelines, containerization (Docker/Kubernetes), model registries, reproducibility. Performance Optimization : GPU acceleration (CUDA/cuDNN), mixed precision ...

Senior Full Stack Engineer (AWS Microservices & Integrations)

Hiring Organisation
Narwhal Labs
Location
City Of Bristol, England, United Kingdom
office-based role and candidates must be located in or within commutable distance of Bristol. Responsibilities: Design and build microservices behind API Gateway (REST/HTTP), running on Lambda and containerised workloads on EC2/Fargate Model multi-tenant data across DynamoDB and RDS (PostgreSQL), using S3 for object storage … Vitest, Postman/Newman or Pact Strong backend development in Node.js/TypeScript (Go or Python also welcome) and solid API design skills across REST, with GraphQL a plus Strong data modelling skills including NoSQL vs relational trade-offs, partitioning, indexing and migration strategies Proven experience building and consuming webhook ...

Development Team Lead

Hiring Organisation
CDH Professionals
Location
Cirencester, England, United Kingdom
hands‐on development experience across multiple platforms, including: Salesforce (Apex, Lightning Web Components, SOQL) NetSuite (SuiteScript 2.x, SuiteTalk, SuiteFlow) ITSM platforms (.NET/C#, REST APIs, PowerShell) Solid integration experience with REST/SOAP APIs and middleware platforms Good working knowledge of JavaScript, SQL, Git, CI/CD, and DevOps ...

React / React Native Developer

Hiring Organisation
Rise Technical Recruitment
Location
Spalding, Lincolnshire, United Kingdom
Employment Type
Permanent
supporting, designing and developing the web through React. A primary focus will be implementing clean and scalable code using TypeScript and JavaScript, integrate REST APIs and native modules, while contributing to planning and code reviews, and ensure adherence to security standards using Git-based workflows and CI/CD. … mobile security standards and best practices. Use Git workflows and CI/CD in an agile environment. Integrate with third-party and custom REST APIs. The Person Previous commercial experience with React and React Native. Strong proficiency in TypeScript, JavaScript, and modern development practices. Experience with mobile state management (e.g. ...

Pega Architect

Hiring Organisation
Mastek
Location
Reading, England, United Kingdom
Product Owners Support Agile delivery (Scrum/Kanban) across sprints Troubleshoot complex technical issues 🔗 Integration & System Design Design integrations with external systems (APIs, REST/SOAP services) Work with enterprise architecture teams on system alignment ✅ Quality & Governance Enforce Pega standards, guardrails, and coding best practices Ensure high-quality deliverables through … Required Skills & Experience Strong hands-on experience with the Pega Platform Expertise in: Case Management Decisioning Workflows UI (sections, harnesses) Experience with integration technologies (REST, SOAP, messaging) Solid understanding of Agile delivery methods Strong problem-solving and leadership skills 🔹 Preferred Qualifications Pega certifications: CSA (Certified System Architect) CSSA (Senior System ...

Senior ABAP/UI5 Developer

Hiring Organisation
Infosec
Location
Bracknell, Berkshire, South East, United Kingdom
Employment Type
Permanent
Salary
£85,000
user exits and enhancements Perform dialog programming and report writing with ALV and ABAP lists Implement complex integrations via OData services and REST APIs Contribute to SAP UI5 development including controls, data binding, ODataModel, and JSONModel Develop unit tests using ABAP Unit ensuring high-quality software delivery Participate actively … Agile methodologies In-depth knowledge of SQL and ABAP Strong experience in SAP UI5 development Proven experience in implementing integrations via OData services and REST APIs Familiarity with development of unit tests using ABAP Unit Strong team collaboration skills and a proactive approach to problem-solving Desirable Skills: Experience ...

Senior Backend Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
Derbyshire, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £90,000 per annum
involved in the following: Design, build, and maintain scalable backend services within a microservices architecture. Develop high-quality APIs using GraphQL and REST to support web and mobile applications. Work closely with product, frontend, and platform teams to deliver end-to-end solutions. Contribute to code quality, performance, and reliability … experience: Strong commercial experience with TypeScript and Node.js. Proven ability to build and maintain microservices-based systems. Experience designing and consuming GraphQL and REST APIs. Solid understanding of SQL and NoSQL databases. Good knowledge of the full software development lifecycle, including testing and automation. A collaborative mindset and passion ...

Automation and AI Architect

Hiring Organisation
Intercity Technology Limited
Location
Birmingham, West Midlands, United Kingdom
Employment Type
Permanent
without compromising engineering discipline. Define and enforce clear policies for data handling, platform interoperability, and responsible use of intelligent tooling. Govern integration patterns using REST APIs, webhooks, and event-driven approaches. Provide constructive technical challenge to teams and stakeholders, calling out constraints that do not stand up to scrutiny. Technical … with Microsoft Power Platform , including Power Automate, Power Apps, and Dataverse. Automation and scripting experience using PowerShell and or Python. Experience working with C#, REST APIs, webhooks, and modern integration patterns. Proven ability to define and embed SDLC best practice across mixed professional and citizen development teams. Solid understanding ...

Front End Developer

Hiring Organisation
Rebel Recruitment
Location
Nottingham, Nottinghamshire, East Midlands, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£55,000
wise Youll be working with: React or Blazor JavaScript, HTML, CSS Accessibility standards (WCAG) It would help if youve had exposure to things like REST APIs, Azure DevOps, Git, or TDD , but the fundamentals matter more here. What theyre looking for Strong front-end fundamentals Comfortable working with APIs … consistently for years) 10% employer pension contribution 35-hour working week 1 full day a month dedicated to personal development (and its protected) The rest 25 days holiday + bank holidays + your birthday off Additional leave as your tenure grows Health and well-being support Discounts and salary sacrifice ...

Senior Java Software Engineer

Hiring Organisation
Bentley Whitaker Search and Selection
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £85,000 per annum
Senior Java Software Engineer - Java Developer, Python, AWS, MySQL, NoSql, REST APIs, Microservices, Machine Learning, Artificial intelligence (Hybrid - 3 days a week in the office - Notting Hill) Description for the Senior Java Software Engineer role:- You will be joining a fast-growing, research-driven company building an artificial intelligence using … latest tech, generous annual leave and an amazing office with a balcony overlooking Notting Hill. Senior Java Software Engineer - Java, Python, AWS, MySQL, NoSql, REST APIs, Microservices, Machine Learning, Artificial intelligence +++++Applicants must have the right to work in the UK, no sponsorship is offered for this role++++++++ ...

Integration Automation Tester

Hiring Organisation
Mastek
Location
Reading, England, United Kingdom
Years Job Location: Reading/Leeds, UK Job Summary: The Integration Automation Tester will lead testing initiatives, focusing on API automation using REST and SOAP protocols. The role requires strong proficiency in Java and Oracle, with experience in middleware testing, including WebLogic deployment, data source validation, and JMS validation. … tester will be responsible for both functional and non-functional testing aspects. Key Responsibilities: Lead and manage API automation testing projects using POSTMAN and Rest Assured Framework. Develop and maintain Java-based test scripts for comprehensive automation coverage. Conduct middleware testing, ensuring robust deployment and validation processes. Perform functional ...

Data Integration Engineer

Hiring Organisation
LM RECRUITMENT SOLUTIONS LTD
Location
Ilkeston, Derbyshire, East Midlands, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£50,000
design (well-modelled, scalable, governed, and optimised for analytics and AI consumption). You will work with integration technologies such as Boomi, MuleSoft, REST/SOAP APIs, EDI, and SFTP, and contribute directly to shaping and delivering our data strategy. This includes improving efficiency and reliability across a multi-tenancy … practice, and integration standards across the organisation. Key Responsibilities Design, develop, and maintain integrations using Boomi , MuleSoft , and API-driven patterns. Build robust, scalable REST and SOAP APIs , including reusable connectors and integration components. Deliver and manage integrations into Microsoft Fabric using OneLake architecture and medallion (bronze/silver/ ...

Java Backend Engineer

Hiring Organisation
Interact Consulting Limited
Location
Milton Keynes, Buckinghamshire, South East, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
500-550 a day
team. It is a UK based, fully remote, outside IR35, initial 6-month contract. What you'll do: Build and maintain scalable microservices. Develop REST APIs using Java & Spring. Collaborate with cross-functional teams. Write clean, efficient, and testable code. What we're looking for: Strong Java (8+) and Spring … experience. Solid background in microservices architecture. Experience with REST APIs, Docker, and CI/CD. Knowledge of databases (SQL). Knowledge of Azure. Apply now to join a fast-moving, collaborative team. ...

Java Backend Engineer

Hiring Organisation
Interact Consulting Limited
Location
Northampton, Northamptonshire, UK
what is expected of candidates Make an application by clicking on the Apply button. What you'll do: Build and maintain scalable microservices. Develop REST APIs using Java & Spring. Collaborate with cross-functional teams. Write clean, efficient, and testable code. What we're looking for: Strong Java (8+) and Spring … experience. Solid background in microservices architecture. Experience with REST APIs, Docker, and CI/CD. Knowledge of databases (SQL). Knowledge of Azure. xkybehq Apply now to join a fast-moving, collaborative team. ...

Java Backend Engineer

Hiring Organisation
Interact Consulting Limited
Location
Milton Keynes, Buckinghamshire, UK
full description below to find out, and do not hesitate to make an application. What you'll do: Build and maintain scalable microservices. Develop REST APIs using Java & Spring. Collaborate with cross-functional teams. Write clean, efficient, and testable code. What we're looking for: Strong Java (8+) and Spring … experience. Solid background in microservices architecture. Experience with REST APIs, Docker, and CI/CD. Knowledge of databases (SQL). Knowledge of Azure. xkybehq Apply now to join a fast-moving, collaborative team. ...

Java Backend Engineer

Hiring Organisation
Interact Consulting Limited
Location
High Wycombe, Buckinghamshire, UK
what is expected of candidates Make an application by clicking on the Apply button. What you'll do: Build and maintain scalable microservices. Develop REST APIs using Java & Spring. Collaborate with cross-functional teams. Write clean, efficient, and testable code. What we're looking for: Strong Java (8+) and Spring … experience. Solid background in microservices architecture. Experience with REST APIs, Docker, and CI/CD. Knowledge of databases (SQL). Knowledge of Azure. xkybehq Apply now to join a fast-moving, collaborative team. ...

AI Engineer

Hiring Organisation
Robert Walters
Location
Bolton, Lancashire, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £55,000 per annum
outputs Build and maintain automated workflows using tools such as n8n or similar platforms Integrate AI solutions with internal and external systems via REST APIs and webhooks Deploy AI solutions into production and monitor ongoing performance Continuously refine solutions based on feedback, metrics, and operational data Ensure solutions meet data … similar) Hands-on experience with prompt engineering and optimisation Strong understanding of large language models in production scenarios Practical experience integrating systems using REST APIs and webhooks Experience working with structured and semi-structured data Strong analytical and problem-solving skills Ability to communicate complex technical concepts clearly ...

Junior Python Developer

Hiring Organisation
Robert Half
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
support for existing data pipelines, APIs, and reporting frameworks, troubleshooting issues and resolving incidents. * Work across a technology stack centred on Python, Postgres, Docker, REST APIs, and local databases. * Assist with the management and optimisation of automated processes to improve reliability and efficiency. * Support infrastructure including virtual machines and data … role evolves. Profile * The Junior Python Developer will have commercial experience with Python or strong demonstrable project experience. * Experience or exposure to Postgres, REST APIs, and Docker is highly desirable. * Understanding of data processing, transformation, and automated workflows. * Exposure to supporting or maintaining systems, with a willingness to learn ...

S/4HANA Coupa Integration Architect

Hiring Organisation
Searchability NS&D
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£550 - £577 per day
seamless data flow across procurement and finance systems. Design and deliver integration architecture across Coupa and SAP S/4HANA Build and manage APIs (REST/JSON, OData), IDocs, and BAPIs Oversee master data and transactional integration (P2P, AP) Collaborate with business and technical stakeholders across multiple teams Support full … experience integrating Coupa with SAP S/4HANA Strong knowledge of SAP MM/Procurement and FI-AP processes Hands-on experience with APIs (REST, OData), IDocs, BAPIs Experience with integration platforms (SAP CPI, MuleSoft, Dell Boomi, Azure Integration Services) Strong understanding of P2P/Procure-to-Pay and indirect ...

Senior iOS Developer

Hiring Organisation
Intelligent Talent Solutions Ltd
Location
Bracknell, Berkshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
testing and documentation. Key Responsibilities Lead the development and ongoing improvement of iOS mobile applications Build robust features using Swift and SwiftUI Integrate REST APIs and manage data processing workflows Develop and maintain Apple HealthKit functionality Write and maintain automated unit and UI tests Collaborate with cross-functional teams including … Strong commercial experience developing iOS applications using Swift Experience working on consumer-facing mobile applications Experience building production applications using SwiftUI Experience integrating REST APIs Good understanding of mobile architecture patterns such as MVVM or Clean Architecture Experience writing unit tests and UI tests Experience working in Agile development environments ...

Oracle Data Architect

Hiring Organisation
Focus on SAP
Location
East Midlands, England, United Kingdom
cloud) Ensure alignment across Finance, SCM, and EPM domains Data Migration & Integration Lead data conversion and migration activities using: Oracle FBDI ADFdi HDL REST/SOAP APIs Map legacy data structures to Oracle Fusion data models Design and implement integrations using: Oracle Integration Cloud (OIC) Oracle Data Integrator (ODI) Oracle … data models (Financials, SCM, EPM) Data migration and ETL processes Hands-on experience with: FBDI, HDL, ADFdi OTBI, BI Publisher, Smart View OIC, ODI, REST/SOAP APIs Strong knowledge of: SQL/PL-SQL Oracle database technologies Experience delivering large-scale data migration programmes Strong understanding of data governance ...