Contract REST Jobs in London

18 of 18 Contract REST Jobs in London

Dynamics 365 Developer

London, United Kingdom
Hybrid / WFH Options
Proactive Appointments Limited
and support of Microsoft Dynamics 365 Development of CRM extensions and plugins with C# and JavaScript Development experience using Web Services and APIs (e.g. REST, SOAP, etc.) Understanding and use of secure development practices Confident with FetchXML Microsoft Power Platform (Power Apps, Power Automate etc.) Data analysis skills to assist More ❯
Employment Type: Contract, Work From Home
Rate: £500 - 550 per day + Inside IR35
Posted:

ServiceNow Architect

London, United Kingdom
Hybrid / WFH Options
LA International Computer Consultants Ltd
Rigorously follow ServiceNow development best practices. * System integration experience using web services and other web-based technologies such as XML, HTML, AJAX, CSS, HTTP, REST/SOAP * Flexible and has the ability to manage multiple projects concurrently * Deep functional and technical knowledge of the ServiceNow and demonstrable experience with ServiceNow More ❯
Employment Type: Contract, Work From Home
Rate: Up to £400 per day + Outside IR35
Posted:

Dynamics 365 (D365) CRM Developers - OUTSIDE of IR35

City of London, London, United Kingdom
Hybrid / WFH Options
LA International Computer Consultants Ltd
Power Automate, and Dataverse. * Proficiency in C#, .NET, JavaScript, and relevant frameworks and languages. * Experience with Dynamics 365 API, SDK, and integration methods (SOAP, REST). * Familiarity with Azure cloud services and DevOps tools. * Excellent problem-solving skills, attention to detail, and ability to work independently and in a team. More ❯
Employment Type: Contract, Work From Home
Rate: £400 - £550 per day + negotiable
Posted:

Software Engineer

EC1A, St Paul's, Greater London, United Kingdom
Tech4 Ltd
tests: unit and end-to-end. Code reviews Share and improve DX with the team. Required skills and experience : Node.js, SSO, HTTP, WebSocket, WebRTC REST API, OpenAPI (Postman, Stoplight, Insomnia) Version control software (GitHub, Bitbucket or similar) Serverless and lambda functions Cyber security Fundamentals and Best Practice DevOps and CI More ❯
Employment Type: Contract
Rate: £400 - £450/day
Posted:

D365 CRM Developer

London, United Kingdom
Hybrid / WFH Options
Proactive Appointments Limited
and support of Microsoft Dynamics 365 Development of CRM extensions and plugins with C# and JavaScript Development experience using Web Services and APIs (e.g. REST, SOAP, etc.) Understanding and use of secure development practices Confident with FetchXML Microsoft Power Platform (Power Apps, Power Automate etc.) Data analysis skills to assist More ❯
Employment Type: Contract, Work From Home
Posted:

Oracle Functional Lead

London, United Kingdom
Cedar Recruitment
ERP systems. Project Leadership: Experience leading functional teams in Oracle Fusion implementations or upgrades. Integration & Data Migration: Knowledge of Oracle Fusion integration tools (OIC, REST/SOAP APIs) and data migration strategies. Testing & Validation: Experience in defining and executing test cases, UAT, and system validation. Stakeholder Engagement: Ability to work More ❯
Employment Type: Contract
Rate: £700 - £800 per day
Posted:

iOS Developer - BACLJP00012270

Bromley, London, United Kingdom
Pontoon
the latest Xcode using Swift and Swift UI. Familiarity with C# and Angular is a plus! Strong experience with APIs for system integration using REST, SOAP, JSON, and other protocols. Knowledgeable in iterative development methodologies such as Scrum, with experience in Agile tools (JIRA, Confluence, Jenkins, nUnit, jUnit, Git, BitBucket More ❯
Employment Type: Contract
Posted:

Full-Stack Java Developer (Pharma OR Healthcare Experience)

London, United Kingdom
GCS Ltd
years of experience as a Java web application developer * Experience of full stack web application development using: * Java, Scala, Spring, Hibernate * JSP, Servlets, REST * JavaScript, jQuery, React, Redux, Typescript, CSS, SCSS * JUnit, ScalaTest, Cucumber, WebDriver & TDD * Jenkins * Apache Tomcat, nginx * Redshift, MariaDB *Bash scripts *Python * Experience developing full stack greenfield More ❯
Employment Type: Contract
Rate: £540 - £550/day (Inside IR35)
Posted:

Lead Java Developer

London, United Kingdom
BrightBox Group
as Hadoop and Spark, as well as a solid understanding of object-oriented programming concepts, is beneficial. Technologies: Java, Scala, Spring, Hibernate JSP, Servlets, REST JavaScript, jQuery, React, Redux, Typescript, CSS, SCSS JUnit, ScalaTest, Cucumber, WebDriver & TDD Jenkins Apache Tomcat, nginx Redshift, MariaDB Bash scripts Python Experience: Experience developing full More ❯
Employment Type: Contract
Rate: £500/day
Posted:

Software Engineer - Rust, TypeScript Or Go - Data

London, United Kingdom
Square One Resources
large scale systems. The ideal candidate will have the following skills: Previous experience building command line tools Working knowledge of web-based systems and REST APIs Experience with Rust, TypeScript, Go or JavaScript in a commercial environment Knowledge of common algorithms and data structures for dealing with large quantities of More ❯
Employment Type: Contract
Rate: £650 - £730/day
Posted:

Java Developer Blockchain Tokenization

City, London, United Kingdom
Hybrid / WFH Options
The Difference Engine
hands-on to software development tasks Solid Experience in AWS Cloud development/deployment (other Cloud dev exp. would be a plus) Experience implementing REST APIs (knowledge in API security would be a plus), unit tests and using a test-driven development approach and associated testing tools Familiar with SDLC More ❯
Employment Type: Contract
Rate: GBP 680 Daily
Posted:

Forgerock Architect/Technical Lead-Remote Role

London, United Kingdom
Hybrid / WFH Options
INSPIRINGMINDS NET UK LIMITED
related technologies like Active Directory (AD) and Directory Services. - Ensure strong foundational understanding and implementation of SAML, OAuth 2.0, OpenID Connect. - Develop and manage REST APIs for seamless identity and authentication integrations. - Analyze client requirements and propose customized IAM solutions. - Evaluate, design, and develop IAM technical requirements within the ForgeRock … experience with LDAP technologies (Active Directory, Directory Services, etc.). - Proficiency in SSO, OAuth 2.0, OpenID Connect, and SAML authentication mechanisms. - Strong background in REST API development and integration. - Ability to design IAM solutions, customize existing infrastructure, and propose improvements. - Experience working in a collaborative team environment. - Knowledge of CI More ❯
Employment Type: Contract, Work From Home
Posted:

Test Engineer - Python

London, United Kingdom
SR2
responsible for designing, implementing and executing automation tests ensuring maximum quality and reliability of internal software products. Skills/Experience Python Selenium-Python Pytest REST API AWS Jenkins X-ray Please apply with a copy of your CV and Emma from SR2 will contact potential candidates regarding next steps. More ❯
Employment Type: Contract
Rate: £450 - £490/day Outside IR35
Posted:

Saviynt Developer

London, United Kingdom
Square One Resources
workflows to add/modify/remove user attributes and application roles including notifications. Deploy and configure standard Savyint applications based on Azure/REST connectors with GCP (standard gcp and rest connector) and other third party applications to import and export users and entitlements using various types of connectors … e.g. REST API, Google Cloud Platform, Azure AD etc. Lead technical discussions, proof-of-concept activities, and guide junior team members, ensuring high-quality implementation and alignment with client expectations. Independently find solutions for the challenges and roadblocks encountered and have effective communication with stakeholders. Research and implement new solutions More ❯
Employment Type: Contract
Rate: £650 - £750/day
Posted:

Software Developer - React / PHP

City of London, London, United Kingdom
Hybrid / WFH Options
Access Computer Consulting
must be fluent with React, PHP 7, Docker and Terraform. Knowledge of Symphony 4, Typescript and MySQL is highly advantageous. Familiarity of integrating with REST-based APIs and knowledge of how to develop secure applications is also required for this role. You must have the ability to introduce software development More ❯
Employment Type: Contract
Rate: £350 - £400/day
Posted:

Power Platform Developer - Power Automate, Azure DevOps

London, United Kingdom
Hays Technology
manage deployments using Azure DevOps and Application Lifecycle Management (ALM) practices Integration Experience through connecting Power Platform with SharePoint, Dynamics 365, Azure Functions and REST APIs Capable of explaining intricate concepts to non-technical audiences in a clear and understandable manner Eligible for BPSS Nice to have: Azure Systems Administration More ❯
Employment Type: Contract
Rate: £400 - £500/day Up to £550 pd (Inside IR35 - Umbrella)
Posted:

SC Cleared Lead Java Developer

London, United Kingdom
Hybrid / WFH Options
Damia Group Ltd
who are looking for a Lead Java Developer. Essential skills: Java 7+, JSP, Jboss, Apache Tomcat. Java Microservices Springboot Git, Sonarqube Consuming and Implementing REST APIs (openAPI), Mokito mocking JIRA Junit Relational Databases Ability to work in Squads which includes the Customer, Business Analyst and User Experience designer to develop More ❯
Employment Type: Contract
Rate: £500 - £600/day Inside IR35
Posted:

AI Solution Architect (AI Agents, Retail / eCommerce)

Central London, London, United Kingdom
Hybrid / WFH Options
Staffworx Limited
as TensorFlow, PyTorch, OpenAI API, or LangChain. Knowledge of microservices architecture, containerization (Docker, Kubernetes), and event-driven patterns. Strong understanding of API design, including REST, GraphQL, and WebSockets. Familiarity with DevOps practices, CI/CD pipelines, and infrastructure-as-code (Terraform, AWS CDK). Excellent problem-solving skills and ability More ❯
Employment Type: Contract, Work From Home
Posted:
REST
London
10th Percentile
£380
25th Percentile
£425
Median
£550
75th Percentile
£650
90th Percentile
£750