226 to 250 of 485 REST Jobs in the UK

Senior C++ Developer

Hiring Organisation
MRJ Recruitment
Location
United Kingdom, UK
level C++ experience (C++20 or later), with 8+ years of recent, commercial development experience Proven experience with Qt/QML 6 Experience designing APIs (REST, GraphQL and/or event-driven approaches) DevOps mindset with experience of CI/CD and ownership. Experience with application monitoring/observability in production ...

Software Engineer

Hiring Organisation
Apex Systems
Location
Bromley, England, United Kingdom
collaboration, interpersonal skills and demonstrate the capability for juggling multiple competing priorities. • Candidates will be proficient in software design focused on a cross-language REST based n-tier architecture and executed using agile methodologies (Scrum, Test Driven Development, unit/integration testing, pair programming, etc.). The successful candidate will ...

Senior Python Developer

Hiring Organisation
ScaleneWorks People Solutions LLP
Location
City of London, London, United Kingdom
system design, architecture and scalability decisions Collaborate with quants, traders and risk teams to translate business requirements into technical solutions Develop and integrate REST APIs and backend services Contribute to CI/CD pipelines and deployment processes Support production systems (L2/L3) including debugging, enhancements and performance optimization Write ...

Software Architect

Hiring Organisation
WeDo
Location
United Kingdom
within distributed cloud environments • Proven background working with Azure and cloud-native systems • Solid experience with C# and .NET • Strong understanding of microservices, APIs (REST, messaging), and system design principles • Experience designing systems that operate across cloud and on-prem environments • Knowledge of SQL and NoSQL databases • Exposure ...

Data Engineering Lead

Hiring Organisation
ECS
Location
Newark, Nottinghamshire, East Midlands, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
Azure Key Vault or similar secret management Experience in telecoms or cloud-focused environments Strong understanding of dimensional modelling and medallion architecture Experience integrating REST APIs, SFTP, and cloud-based data sources Ability to communicate technical trade-offs to non-technical stakeholders Excellent troubleshooting, prioritisation, and delivery focus ECS Resource ...

Data Engineer

Hiring Organisation
Blatchford Ltd
Location
Basingstoke, Hampshire, South East, United Kingdom
Employment Type
Work From Home
e.g. MS SQL, Azure Cosmos DB. Skilled at optimizing large and more complicated SQL statements. Proficiency in Python and experience with PySpark Experience of REST API standards. Proficiency in writing clean, readable, and secure code for Azure backend services, i.e. functions, utility functions etc. Experience of Agile development methodologies Good ...

Technical Specialist

Hiring Organisation
Tech Mahindra
Location
Reading, England, United Kingdom
applications, custom objects, and data models • Strong understanding of BMC AR System architecture, workflow customization, forms, filters, escalations, and APIs • Hands-on experience with REST/SOAP integrations, webhooks, and building robust data interfaces with telecom IT systems • Collaborate with BA, SA, and business stakeholders to ensure the technical solution ...

Lead C# Engineer - Agentic Workflows & AI Engineering, AWS

Hiring Organisation
Smart Sourcer Limited
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
From £800 to £900 per day OUTSIDE IR35
level backend engineer with deep, current expertise in C# and .NET Core 8/9 , capable of architecting and leading the design of distributed REST API microservices at scale. Authority in AWS serverless architecture; Lambda-first, with strong working knowledge of API Gateway, SQS, Step Functions, EventBridge ...

Senior Azure Cloud Engineer

Hiring Organisation
Mars Recruitment
Location
Abingdon, Oxfordshire, United Kingdom
Employment Type
Permanent
Salary
£60000 - £70000/annum Plus bonus & benefits
Services: proficient in Logic Apps, Service Bus, Event Grid, and API Management for integration design and implementation. API Development: solid experience with SOAP and REST APIs, including design, development, and secure management. Experience with GitHub version control, including branching strategies and code review practices. Experienced in designing virtualised infrastructure environments ...

Senior Cloud Engineer

Hiring Organisation
Mars Recruitment
Location
Abingdon, Oxfordshire, United Kingdom
Employment Type
Permanent
Salary
£60000 - £70000/annum Plus bonus & benefits
Services: proficient in Logic Apps, Service Bus, Event Grid, and API Management for integration design and implementation. API Development: solid experience with SOAP and REST APIs, including design, development, and secure management. Experience with GitHub version control, including branching strategies and code review practices. Experienced in designing virtualised infrastructure environments ...

Principal Architect – Robotics & Hardware Abstraction February 13, 2026

Hiring Organisation
Jobleads-UK
Location
Glasgow, Scotland, United Kingdom
with modern robotics or real-time control frameworks and patterns (ROS 2 or DDS-base systems). Distributed systems: Expert-level knowledge of Python, REST, GraphQL, gRPC, protobuf, Docker, Ansible and message buses (NATS, Kafka or RabbitMQ). Architectural judgement: The ability to make principled trade-offs between performance, safety ...

Lead Software Engineer

Hiring Organisation
Pike + Bambridge | Vehicle Leasing
Location
United Kingdom
strong grasp of front-end tech, database management, and the ability to choose the “right tool for the job.” Backend & Infra: Node.JS, Python, FastAPI, REST APIs, GraphQL, Vercel, AWS, CI/CD, PostHog. Frontend: React, Next.JS, TypeScript, Tailwind CSS, Shadcn/ui, Storybook, PlateJS, SlateJS. AI/LLM Expertise : Hands ...

Senior Python Developer

Hiring Organisation
TreasurySpring
Location
United Kingdom, UK
notation. Our frontend systems include our clean, simple web portal for client order capture and reporting, built in TypeScript and React; with server-side REST and GraphQL APIs written in Python3. What we’re looking for... Essential skills and experience: 5+ years experience of developing complex applications using … currently use: Flask, SqlAlchemy, Alembic, Pydantic Experience with relational databases, ideally Postgres Experience of message-based architectures, and queuing technologies, i.e. RabbitMQ Experience of REST and/or GraphQL APIs Knowledge of the core AWS services: i.e. EC2/ECS, RDS, S3 Experience using DataDog or similar observability tools Knowledge ...

Salesforce Architect

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Permanent
Salary
£105000 - £115000/annum bonus + bens
Strong hands on expertise with Salesforce Financial Services Cloud Advanced Salesforce development skills (LWC, Apex, SOQL/SOSL, Flows) Experience delivering complex Salesforce integrations (REST/SOAP, middleware) Deep understanding of Salesforce security, sharing models and governor limits Experience leading development teams or acting as a technical design authority Practical ...

NEC Housing Developer – Contract Role

Hiring Organisation
Reed
Location
Wembley, London, England, United Kingdom
Employment Type
Temporary
Salary
£550 per day, Inc benefits
configuring or upgrading NEC Housing management systems In-depth understanding of NEC Housing database structures and data models Experience with XML, JSON, SOAP, and REST integrations Desirable: Java development experience Local authority or social housing experience This is a specialist short-term engagement supporting a major implementation programme, with ...

React UI Developer

Hiring Organisation
Sanderson
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£550 - £650 per day
reviews and frontend best practices Required Skills Strong experience with React JavaScript (ES6+)/TypeScript HTML5, CSS3, responsive design State management (Redux, Context, etc.) REST APIs, Git, basic testing (Jest/Cypress) Nice to Have Next.js, design systems, Storybook UI libraries (MUI, Tailwind, Ant Design) Accessibility (WCAG) Reasonable Adjustments: Respect ...

Contract Data Engineer & Analyst - £400/pd

Hiring Organisation
Tenth Revolution Group
Location
Newcastle Upon Tyne, Tyne and Wear, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 per day
Strong communication skills, particularly around handover and knowledge transfer Technology in use: Azure SQL Databases Azure Ubuntu Virtual Machines Apache Airflow Power BI Python REST & SOAP APIs To apply for this role please submit your CV or contact David Airey on or at . Tenth Revolution Group ...

Lead Mobile Developer

Hiring Organisation
Owen Reed
Location
Manchester, Lancashire, England, United Kingdom
Employment Type
Full-Time
Salary
£67,000 - £76,000 per annum
mobile architecture patterns and modular design. • Experience with mobile CI/CD pipelines (e.g. Bitrise, Fastlane, GitHub Actions). • Strong knowledge of API integration (REST, GraphQL), Firebase services, and local data storage solutions (e.g. CoreData, Room, SQLite). • Experience across the full mobile release lifecycle, including automated testing ...

NEC Housing Developer - Contract Role

Hiring Organisation
Reed
Location
London, UK
Employment Type
Full-time
enhancements Technical Skills & ExperienceEssential: Strong SQL scripting experience Oracle Database expertise Oracle Apex development experience Proven NEC Housing system experience XML, JSON, SOAP, and REST API experience Desirable: Java development Local authority or social housing experience ...

Platform engineer

Hiring Organisation
Beat My Salary
Location
Reading, Berkshire, United Kingdom
Employment Type
Permanent
recovery strategies. DevOps, CI/CD development and DevSecOps tooling. Foundational Skills: Linux, Networking (TCP/IP, DNS, load balancing), Python, Ansible, Bash, Gitlab, REST APIs, microservices architecture. ...

QA Tester (Automation-Focused)

Hiring Organisation
The Portfolio Group
Location
Manchester, United Kingdom
Employment Type
Permanent
Salary
£45000/annum
What you bring: 4+ years in QA/testing roles, with strong automation experience Familiar with Selenium, Cypress, or other test frameworks Experience with REST API testing using tools like Postman Detail-obsessed and comfortable in agile environments Nice-to-haves: Basic scripting or coding knowledge Familiarity with performance ...

Tech Lead (£80k + benefits)

Hiring Organisation
Morson Edge (Technology)
Location
Manchester Area, United Kingdom
they value teamwork over individual heroics and focus on engineering best practice like TDD, CI/CD and Pair Programming. Skills: C#, .NET, React REST APIs, Microservices, Event Driven Systems AWS, Terraform, Docker CI/CD, TDD, Pair Programming The money is good too – up to £80k plus benefits including ...

Principal Engineer

Hiring Organisation
La Fosse Associates Limited
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
/React environment) Solid knowledge of AWS (EKS, Lambda, Aurora RDS) Hands-on experience with Kubernetes in cloud-native environments Proven ability building GraphQL & REST APIs Experience with event-driven architectures (Kafka advantageous) Exposure to CI/CD pipelines (GitHub Actions preferred) Experience with monitoring tools (eg, DataDog) Strong background ...

Software Engineer

Hiring Organisation
X4 Technology
Location
Essex, England, United Kingdom
applications from the ground up Writing clean, efficient, and scalable code using best practices Collaborating with designers, developers, and business stakeholders Building and integrating REST APIs Improving and enhancing existing platforms Core skills required: C#, ASP.NET/ASP.NET Core, MVC JavaScript, HTML, CSS, JSON, Bootstrap Experience with debugging, testing ...

Software QA Engineer

Hiring Organisation
Spectrum IT Recruitment
Location
Brighton, East Sussex, United Kingdom
Employment Type
Permanent
Salary
£45000 - £50000/annum
will be expected to work in the office 1 day per week. Skills required: Automation experience with Playwright TypeScript, JavaScript Good understanding of REST APIs Experience in creating front end and API automated test projects Excellent communication skills If you feel you have the skills and experience required for this ...