1 to 25 of 94 Contract REST Jobs

Dynamics 365 Developer

Hiring Organisation
LA International Computer Consultants Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 450 - 500 Daily
Microsoft Dataverse architecture, solution design, and data modelling. * Experience building integrations using: o Microsoft Dataverse Web APIs o Dynamics 365 Web APIs o REST APIs o OAuth and modern authentication mechanisms * Experience developing: o PCF Controls o JavaScript and TypeScript solutions o Power Apps o Power Automate o Custom ...

Backend Developer (Azure)

Hiring Organisation
Amtis Professional Ltd
Location
Euston, Norfolk, United Kingdom
Employment Type
Contract
Contract Rate
GBP 425 - 475 Daily
within a mature production database. Work on event-driven integrations using Azure Service Bus , including message ingestion, transformation and error handling. Design and consume REST APIs through Azure API Management . Write meaningful automated unit and integration tests as part of the development lifecycle. Own CI/CD pipelines ...

Backend Developer (Azure)

Hiring Organisation
Amtis Professional Ltd
Location
London, Euston, United Kingdom
Employment Type
Contract
Contract Rate
£425 - £475/day OUTSIDE IR35
within a mature production database. Work on event-driven integrations using Azure Service Bus , including message ingestion, transformation and error handling. Design and consume REST APIs through Azure API Management . Write meaningful automated unit and integration tests as part of the development lifecycle. Own CI/CD pipelines ...

Backend Developer (Azure)

Hiring Organisation
Amtis Professional Ltd
Location
Birmingham, Solihull, West Midlands (County), United Kingdom
Employment Type
Contract
Contract Rate
£425 - £475/day OUTSIDE IR35
within a mature production database. Work on event-driven integrations using Azure Service Bus , including message ingestion, transformation and error handling. Design and consume REST APIs through Azure API Management . Write meaningful automated unit and integration tests as part of the development lifecycle. Own CI/CD pipelines ...

C# Developer

Hiring Organisation
CEI England Limited T/A CEI GB
Location
Isleworth, London, United Kingdom
Employment Type
Contract
Contract Rate
£380 per day
Java and/or C# (experience in both is highly desirable). Strong frontend development experience with ReactJS . Proven experience building and supporting REST APIs and microservices . Experience working with relational and NoSQL databases, particularly Oracle and Couchbase . Experience with messaging and event-driven technologies such ...

Lead Java Developer

Hiring Organisation
Infoplus Technologies UK Ltd
Location
Solihull, West Midlands, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
Skills & Experience Technical Skills 8+ years of Java development experience. Strong experience with Java 17+. Spring Boot. Spring Data JPA/Hibernate. Microservices architecture. REST API development and integration. PostgreSQL or similar relational database technologies. Docker containerisation. AWS cloud platforms and services. Jenkins CI/CD pipelines. Maven. JUnit ...

AI Engineer

Hiring Organisation
DCV Technologies
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £650/day
/Azure OpenAI Anthropic Claude APIs Agentic AI LangChain LangGraph CrewAI Software Engineering Strong development experience with Python, JavaScript/TypeScript, C# or Java REST APIs and microservices Software architecture and engineering best practices Desirable Skills Experience with any of the following would be advantageous but not essential : Azure ...

Senior Backend Developer (Python) - Remote

Hiring Organisation
IO
Location
Bristol, Gloucestershire, United Kingdom
Employment Type
Contract
Contract Rate
GBP 45 - 50 Hourly
development Troubleshoot performance issues and contribute to architectural decisions Essential Skills & Experience Strong commercial experience with Python Production experience with FastAPI Solid understanding of REST APIs and microservice architectures Experience applying Domain-Driven Design (DDD) Strong SQL skills with PostgreSQL and/or SQL Server Hands-on experience with Neo4j ...

Dynamics 365 CE Developer

Hiring Organisation
Amtis Professional Ltd
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£400 - 500 per day
HTML and CSS Web APIs and integration services Azure Functions Azure Logic Apps Azure Service Bus Azure API Management Azure DevOps Git source control REST APIs and integration patterns Secure application development Unit testing frameworks SOLID principles and software design patterns Desirable Experience Healthcare or NHS environments Azure Health Data ...

API / Integration Developer (SC Cleared)

Hiring Organisation
ARM
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550/day Inside IR35
software development principles. Strong problem-solving and troubleshooting skills. Ability to work effectively within a collaborative Agile environment. Desirable Experience with Python . REST/SOAP APIs. Microservices and cloud-native development. Azure integration services. CI/CD and DevOps practices. Experience integrating legacy and modern systems. Experience working within ...

Angular Developer, Hybrid

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£300 - £350 per day + Hybrid
using Angular and .NET technologies. Key Skills Required Strong commercial experience with Angular Good knowledge of TypeScript, JavaScript, HTML and CSS Experience integrating with REST APIs Solid .NET/ASP.NET Core experience Experience with automated testing tools such as Playwright, Vitest, Cypress or Jest Experience using Claude Code or similar ...

Senior Java Architect - Payments

Hiring Organisation
Sanderson Recruitment
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £600 per day
knowledge of microservices architecture and distributed systems Experience designing event-driven solutions using Kafka or similar messaging technologies Strong understanding of API-first architecture, REST services, and enterprise integration patterns Experience working with cloud-native platforms and containerised environments Exposure to AWS, Azure, Kubernetes, Docker, and CI/CD pipelines ...

DevOps Engineer - SC Clear

Hiring Organisation
Hays Technology
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550/day £550 per day via UMB
SageMaker Python scripting and automation Container orchestration platforms Infrastructure security and hardening Cloud networking and connectivity Application Support Knowledge C# .NET JavaScript React REST APIs Microservices architecture COTS Product Experience Supporting Commercial Off-The-Shelf products within secure environments Troubleshooting intelligence, analytical or partner-provided systems Exposure to SOLAR ...

Technical Lead

Hiring Organisation
McGregor Boyall Associates Limited
Location
Edinburgh, Midlothian, Scotland, United Kingdom
Employment Type
Contract
recovery and service resilience activities, including occasional out-of-hours support. Essential Experience Strong commercial experience with Java 11+, Spring Boot, Spring MVC and REST APIs . Experience with OpenShift, Docker, Jenkins and modern CI/CD pipelines . Strong knowledge of JavaScript, Node, Vue, React, Next.js and TypeScript . ...

Automation Application Developer

Hiring Organisation
ARM
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £440/day
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 ...

Python Developer

Hiring Organisation
Synergize Consulting Ltd
Location
United Kingdom
Employment Type
Contract
Contract Rate
GBP Daily
experience AWS Cloud - Experience working with AWS services and AWS SDKs, particularly Python/boto3. Experience with Kubernetes, GIT, CI/CD Experience developing REST APIs, Back End services or automation tooling Experience with HashiCorp Vault Experience with LDAP/Active Directory Experience working on large-scale public-sector technology ...

Python Developer

Hiring Organisation
Synergize Consulting Limited
Location
South West London, London, United Kingdom
Employment Type
Contract
experience AWS Cloud Experience working with AWS services and AWS SDKs, particularly Python/boto3. Experience with Kubernetes, GIT, CI/CD Experience developing REST APIs, backend services or automation tooling Experience with HashiCorp Vault Experience with LDAP/Active Directory Experience working on large-scale public-sector technology programmes ...

Full Stack Java Developer

Hiring Organisation
McGregor Boyall Associates Limited
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£475 - £500 per day + PAYE holiday
accelerate development Contribute to continuous improvement and engineering best practice What we're looking for Strong commercial Java development experience Spring Boot and REST API development Object Oriented Design and Design Patterns SQL and relational database experience Angular, TypeScript, HTML and CSS (desirable) JUnit, BDD or automated testing frameworks Linux ...

Technical Architect

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£700 - £800/day
Node.js Strong hands-on TypeScript and Node.js development Ability to read, debug, review and write production-quality TypeScript API, integration service and serverless development REST API and third-party SaaS integrations Commercetools SDK experience highly desirable Microsoft Azure Strong experience supporting cloud-native applications on Azure Hands-on Azure Functions ...

Engineering Lead

Hiring Organisation
Teksystems
Location
Sheffield, South Yorkshire, Yorkshire, United Kingdom
Employment Type
Contract
skills. Experience working within large-scale, regulated environments. A track record of delivering engineering transformation, modernisation or cloud migration initiatives. Technical Skills Essential Java REST APIs Ansible Software Engineering best practices CI/CD Automation Cloud Platforms (AWS, Azure or GCP) Microservices Architecture Distributed Systems DevOps practices Observability and monitoring ...

Senior Java Developer

Hiring Organisation
Qualient Technology Solutions UK Limited
Location
Solihull, West Midlands (County), United Kingdom
Employment Type
Contract
Contract Rate
£400 - £430/day contract Outside IR35
Skills & Experience Technical Skills 8+ years of Java development experience. Strong experience with Java 17+. Spring Boot. Spring Data JPA/Hibernate. Microservices architecture. REST API development and integration. PostgreSQL or similar relational database technologies. Docker containerisation. AWS cloud platforms and services. Jenkins CI/CD pipelines. Maven. JUnit ...

x2 D365 CE Developers

Hiring Organisation
Experis
Location
Derby, Derbyshire, United Kingdom
Employment Type
Contract
Apps, Function Apps and Service Bus API Management, Storage Accounts, App Insights or Key Vault Azure DevOps, pipelines, repos and releases Git source control REST APIs, messaging and integration patterns Secure development practices, including OAuth and API security Useful additional experience Infrastructure as Code, such as Bicep, Terraform ...

Software Developer

Hiring Organisation
Genesis Employment Services Ltd
Location
Coventry, West Midlands (County), United Kingdom
Employment Type
Permanent, Contract, Temporary
Salary
£40000 - £60000/annum
using React, Next.js or a similar modern framework. Experience with back-end technologies such as Node.js, Python, PHP, .NET or equivalent. Strong understanding of REST APIs, integrations, webhooks and third-party software connections. Experience working with databases such as PostgreSQL, MySQL, MongoDB, Supabase or Firebase. Experience implementing user authentication, permissions ...

FullStack Developer

Hiring Organisation
DNS Info Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £450/day
strong expertise in Python and React.js to design, develop, and maintain scalable web applications. The ideal candidate should have hands-on experience building microservices, REST APIs, cloud-native applications, and modern frontend solutions. Key Responsibilities Design, develop, and maintain web applications using Python and React. Build scalable RESTful APIs … within Agile/Scrum development environments. Troubleshoot and resolve production issues. Required Skills Backend Strong experience with Python Experience with FastAPI , Flask , or Django REST API and Microservices development Object-Oriented Programming (OOP) SQL and database design Frontend Strong knowledge of React.js JavaScript (ES6+), TypeScript HTML5, CSS3 Redux, React Hooks ...

Senior Software Engineer (C#/.Net Core)

Hiring Organisation
Experis
Location
Birmingham, West Midlands, West Midlands (County), United Kingdom
Employment Type
Contract
Contract Rate
£500/day
continually improving our code and technology Primary/Mandatory Skills Development experience with .NET Core and C# SQL Databases Experience designing, developing and consuming REST APIs. Blazor or other SPA frameworks CSS/SCSS Test-Driven Development best practices Experience with state management such as Redux Object-relational mapping frameworks ...