101 to 125 of 130 Contract REST Jobs

Guidewire Technical Lead / Architect

Hiring Organisation
G.R.E. Recruitment Limited
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £600 to £650 per day
ClaimCenter, PolicyCenter, BillingCenter) - 8+ yrs exp working as a Guidewire Architect 2. Guidewire Technical Lead - 5+ yrs exp working as a Guidewire Lead Developer, REST/SOAP API's 3. Guidewire Lead Business Analyst - Guidewire XCenters (ClaimCenter, PolicyCenter, BillingCenter) - 6+ yrs exp working in a Guidewire XCenter BA role ...

Solutions / Integration Architect

Hiring Organisation
VIQU IT Recruitment
Location
Auchterarder, Perthshire, Scotland, United Kingdom
Employment Type
Contract
Contract Rate
£500 - 600 per day + Inside IR35
Experience (Must Have) Solution Architecture/Integration Architecture experience Strong understanding of SaaS ecosystems and multi-platform environments Deep knowledge of API-led integrations (REST, data flows, orchestration) Experience dealing with data consistency/master data challenges Ability to translate technical design into clear business outputs Comfortable working in fast ...

Oracle MFCS Solution Architect/Functional Architect

Hiring Organisation
Square One Resources
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£650 - £700/day
enterprise integration programs, cloud migrations, and platform upgrades. Strong functional expertise across MFCS, IMCS, POM, RIHA, RICS, RMS, SIM, ReSA, REIM, RIB, FTS, and REST-based integrations If you are interested in this opportunity, please apply now with your updated CV in Microsoft Word/PDF format. Disclaimer Notwithstanding ...

SC Cleared Integration Developer

Hiring Organisation
TXP
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£650 - £700/day
party systems Implement messaging and event-driven integration patterns using Azure Service Bus/Event Grid Perform payload transformation (JSON/XML, SOAP/REST) Monitor and troubleshoot API and integration performance Support CI/CD pipelines and Infrastructure as Code deployments Produce technical documentation and interface specifications Core Skills … Experience Azure Logic Apps, APIM, Azure Functions, Azure Web Apps/App Services Azure Service Bus/Event Grid REST APIs and SOAP services OAuth2/OpenID Connect C#/.NET preferred, Node.js or Python JSON/XML transformation Azure DevOps, Git, Terraform/Bicep/ARM Microservices and cloud ...

Genesys Cloud Engineer

Hiring Organisation
Sanderson Recruitment
Location
Cardiff, South Glamorgan, Wales, United Kingdom
Employment Type
Contract
building Genesys Cloud Architect flows across voice, email and messaging channels Experience developing APIs and integrating third-party tools and services Strong understanding of REST APIs and web services Knowledge of IP telephony, Genesys Cloud Edge devices and SIP trunking Ability to diagnose and resolve complex technical issues, including analysing ...

Product Manager

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Contract
efficiency, and modernised architecture aligned to the North Star vision. The Channel Product Domain currently consists of two closely aligned capability areas: Product APIs (REST, Sub-graphs, legacy assembly apis) PIM (Product Information Management) As the PIM platform is undergoing a significant modernisation programme requiring dedicated strategic focus, additional product ...

Dynamics 365 Solution Architect & Developer

Hiring Organisation
Matchtech
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£60 - £86/hour
platforms. Work closely with business stakeholders to define requirements and solution roadmaps. Lead integration design using Azure Functions, Logic Apps, Service Bus, and REST APIs. Establish development standards, governance, and best practices. Support application lifecycle management, deployment approaches, and release governance. Provide technical leadership to developers, analysts, and project stakeholders. … Power Apps (Model-Driven Apps) Power Automate Customer Insights Sales Accelerator Strong hands-on development capability including: C# .NET JavaScript Plugins Custom Workflow Activities REST APIs Experience designing enterprise integrations using: Azure Functions Logic Apps Service Bus Azure Data Factory Azure Key Vault Strong stakeholder management and communication skills. Experience ...

FS React Native Developer - Trading London Outside IR35

Hiring Organisation
Transparent Technology
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £500 per day
collaborative engineering environment. Required experience: 6+ years of full-stack engineering experience Strong React Native experience Strong Java backend development experience Experience building REST APIs and microservices Strong SQL/NoSQL knowledge (Postgres, MongoDB, Redis) Experience with CI/CD and deployment processes Experience with AWS, Docker, Kubernetes, or cloud … day. To apply or discuss confidentially, reach out to Nathan Laidlaw at Transparent Technology. Full Stack Developer, React Native, Java Developer, Full Stack Engineer, REST APIs, Microservices, AWS, Docker, Kubernetes, CI/CD, MongoDB, PostgreSQL, Redis, FinTech Jobs, Java Contract Jobs, Outside IR35, React Contract London, Full Stack Contract ...

SC Cleared Senior Data Engineer (SpaceObserver Implementation) - Remote - Inside IR35

Hiring Organisation
Solirius Limited
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
. Configure application-level load balancing and rotation scripts to programmatically distribute scanning traffic, explicitly designed to handle deep Microsoft Graph API and SharePoint REST API rate limits/throttling over 80M+ items. 3. SpaceObServer Configuration & Data Processing Translate pre-approved TDA architectures into active SpaceObServer configuration files. Establish optimal … Advanced Azure DevOps & Terraform: Deep expertise building complex Azure infrastructure through automated CI/CD pipelines and modular Terraform configurations. Microsoft Graph/SharePoint REST API: Expert-level understanding of Microsoft Entra ID (Azure AD), app registrations, multi-factor authentication integration via certificates, and methods used to bypass or mitigate ...

SC Cleared Node.js Developer

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
Up to £560 per day + Inside IR-35
cloud-based platforms. What you'll be doing: Translating business and user requirements into effective technical designs Building APIs and backend services using Node.js (REST, OpenAPI) Developing user-focused services, putting accessibility and usability first Writing clean, reusable, and maintainable code Working with shared/common government tech stacks (Node.js … practices, including OWASP principles and vulnerability management Collaborating with stakeholders and communicating technical concepts clearly Tech stack includes: Node.js, HAPI (web framework) API development (REST, OpenAPI) PostgreSQL, MongoDB, Redis Jest and Lab for testing Git for source control Cloud platforms (AWS, Azure) Docker, Kubernetes, ECS CI/CD tools (Azure ...

Integration Architect, Banking, Hybrid

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550 per day + Hybrid
architecture aligned to enterprise standards Define and implement integration patterns across distributed teams Design and deliver event-driven, API-first, and messaging solutions (NATS, REST) Lead end-to-end integration delivery, including hands-on development where required Produce key architecture artefacts such as blueprints, contracts, and ADRs Engage with stakeholders … team integration initiatives Key Skills & Experience: Strong experience with event-driven architecture and messaging systems (NATS, pub/sub) Expertise in API-first design (REST, gRPC) and microservices architecture Hands-on experience with Java/Spring Boot Proven delivery of cloud-native solutions on AWS (ECS/EKS, SQS/ ...

Senior Front End Developer (React/ TypeScript/ Python/ Azure)

Hiring Organisation
TXP
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550/day Inside IR35
intuitive, scalable and user-friendly front-end solutions. Responsibilities Build responsive, accessible and performant front-end applications using React, TypeScript and Next.js. Integrate with REST APIs and Python/FastAPI services, including large JSON data sets. Create reusable, component-driven UI patterns within modular, portal-style architectures. Work with backend … with Next.js and building complex, API-driven user interfaces. Strong understanding of performance optimisation, accessibility and secure front-end design. Practical experience integrating with REST APIs and collaborating with backend/Python teams. Exposure to Azure services such as App Services, Functions and APIM is desirable. Experience with GitHub Actions ...

Salesforce Vlocity CPQ Architect

Hiring Organisation
IBU CONSULTING LTD
Location
London, United Kingdom
Employment Type
Contract
seamless integrations between Salesforce Industries and external OSS/BSS systems, billing platforms, CRM, ERP, middleware, and order management systems. Define integration patterns using REST/SOAP APIs, Platform Events, middleware platforms, and microservices architecture. Lead architecture governance, code reviews, solution reviews, and best practice adoption. Support CI/… strategy. Salesforce Technical Skills Strong Salesforce platform knowledge including Apex, Lightning Web Components (LWC), Flows, and APIs. Experience integrating Salesforce with external systems using REST, SOAP, ETL, and middleware technologies. Knowledge of Salesforce security architecture, governor limits, and platform best practices. Experience with DevOps tools such as Git, Copado, Gearset ...

Senior Java Developer Contract Dublin 6-18 Months

Hiring Organisation
Adecco
Location
Dublin, City of Dublin, Republic of Ireland
Employment Type
Contract
Contract Rate
£431 - £474/day ltd company
Senior Java Developer Contract Dublin 6-18 Months. My client a leading global firm is in urgent need of a talented and experienced Senior Java Developer to join their group on a contract basis. My ...

Senior Java

Hiring Organisation
Hays Specialist Recruitment Limited
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Contractor
Contract Rate
£300 - £320 per day
Duration: July 2026 - December 2026 Overview Seeking a Senior Java Developer (10+ years) with strong experience in building scalable web applications using Spring Boot, REST APIs, and JEE technologies, combined with solid front-end skills in JavaScript and React. You'll work in Agile teams, contribute to client-facing solutions … ensure accessibility best practices. Key Skills & Experience Core (Essential) Java 8/7, Spring Boot, Spring MVC, REST APIs JEE stack: JSF, JPA, JSP, Servlets, JDBC Front-end: JavaScript, ReactJS, HTML5, CSS3/SCSS XML technologies (DOM, SAX, XSLT) Accessibility tools: NVDA, WAVE, Accessibility Insights Tools & Technologies IntelliJ IDEA Jenkins ...

SAP ABAP Technical Consultant - 12 Month Contract - Inside IR35 - Hybrid (London or Manchester)

Hiring Organisation
Hamilton Barnes
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
support SAP ABAP solutions across SAP S/4HANA and SAP ECC environments Design and implement integrations using APIs, IDocs, RFCs, OData, and REST/SOAP services Collaborate with functional consultants, architects, and business stakeholders to deliver technical solutions Develop and review technical specifications, unit testing, and support SIT/… principles are followed Key Skills Required Strong SAP ABAP development experience within SAP ECC and S/4HANA environments Experience with APIs, OData Services, REST, SOAP, IDocs, and RFCs Knowledge of SAP BTP and SAP integration technologies Experience with SAP HANA and SAP system landscapes Exposure to SAP Fiori/ ...

Senior Integration Engineer

Hiring Organisation
ifndautoparts
Location
Towcester, Northamptonshire, East Midlands, United Kingdom
Employment Type
Contract, Work From Home
platform and contribute to a modern cloud-based architecture supporting web, mobile, and marketplace services. The platform is built using: Ruby on Rails PostgreSQL REST APIs & Webhooks GitLab AWS Cloud Infrastructure Modern web, mobile, and cloud technologies Experience working with Ruby on Rails and API-driven systems is highly desirable … professional software engineering experience. Strong Ruby on Rails development experience. PostgreSQL database experience. Experience building and maintaining API integrations. Experience designing and consuming REST APIs. Experience supporting or developing customer-facing APIs. Strong understanding of webhooks and event-driven systems. Experience working with JSON, XML, CSV, and data imports. Experience ...

BMC Helix Architect / Senior Engineer

Hiring Organisation
EUROPEAN SOFTWARE SOLUTIONS (UK) LIMITED
Location
Andover, Hampshire, South East, United Kingdom
Employment Type
Contract
Contract Rate
£450 per day
Service Catalogue management. Lead migration from on-premises BMC Remedy to BMC Helix SaaS environments. Design and build integrations with third-party platforms via REST/SOAP APIs and BMC Helix iPaaS. Configure and maintain BMC Helix Discovery for CMDB population and CI relationship mapping. Implement SLAs/OLAs, automation … ITSM modules: Incident, Problem, Change, CMDB, Asset, Service Request, Knowledge. Proficiency in AR System workflow (Filters, Escalations, Active Links) and Smart IT configuration. Strong REST/SOAP API integration skills; experience with BMC Helix iPaaS/Integration Service. Scripting ability in Python, PowerShell, or Bash for automation tasks. Experience with ...

SAP PI Consultant

Hiring Organisation
fortice
Location
Worthing, Sussex, United Kingdom
Employment Type
Contract
Contract Rate
GBP 500 Daily
s. Experience in designing a PI solution based on a functional requirement is essential. Excellent hands on experience working on SOAP and REST APIs. Carry out development in accordance with agreed requirements and development standards. Creation of Unit Test documents and other technical documents. Liaison with the functional and test … Technical Skills: SAP PI/PO 7.3 and SAP ABAP R/3 PI Integration Hands on Development Strong PI development skills using SOAP, REST APIs and OAS. Good knowledge about other adapters eg File, JDBC and IDOC Desirable Technical Skills: PI Interface Design/Configuration ABAP Proxy Development ...

SAP PI Consultant CGEMJP

Hiring Organisation
Experis IT
Location
Telford, Shropshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP Daily
s. Experience in designing a PI solution based on a functional requirement is essential. Excellent hands on experience working on SOAP and REST APIs . Carry out development in accordance with agreed requirements and development standards. Creation of Unit Test documents and other technical documents. Liaison with the functional … Technical Skills: SAP PI/PO 7.3 and SAP ABAP R/3 PI Integration Hands on Development Strong PI development skills using SOAP, REST APIs and OAS. Good knowledge about other adapters eg File, JDBC and IDOC Desirable Technical Skills: PI Interface Design/Configuration ABAP Proxy Development ...

SAP PI Consultant - Remote and Telford or Worthing - 6 months+

Hiring Organisation
Octopus Computer Associates
Location
Worthing, Sussex, United Kingdom
Employment Type
Contract
Contract Rate
GBP Daily
s. Experience in designing a PI solution based on a functional requirement is essential. Excellent hands on experience working on SOAP and REST APIs . Carry out development in accordance with agreed requirements and development standards. Creation of Unit Test documents and other technical documents. Liaison with the functional … Technical Skills: SAP PI/PO 7.3 and SAP ABAP R/3 PI Integration Hands on Development Strong PI development skills using SOAP, REST APIs and OAS. Good knowledge about other adapters eg File, JDBC and IDOC Desirable Technical Skills: PI Interface Design/Configuration ABAP Proxy Development ...

ServiceNow Developer

Hiring Organisation
Response Informatics
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£70,000
Incident, Change, Problem, Service Catalog) Experience in ServiceNow development, customization, workflows, and integrations Strong experience in development and scripting Hands-on experience with JavaScript, REST APIs, and automation Experience with CMDB, reporting, and dashboards Knowledge of Agile and ITIL processes ITSM ITOMComplaints Management Problem Management Knowledge Management Responsibilities: Develop … ITOM, CMDB, and Asset Management. Build Business Rules, Client Scripts, Script Includes, UI Policies, and Service Catalog items. Integrate ServiceNow with external systems using REST/SOAP APIs. Develop dashboards and reports for IT operations and sustainability metrics. Support Green IT initiatives such as: IT asset lifecycle management Energy ...

Salesforce Developer - Asset Management - London

Hiring Organisation
Strike IT Services
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
Components (LWC), Visualforce and Salesforce APIs. Configure and customise Salesforce Sales Cloud and Service Cloud capabilities. Develop integrations between Salesforce and external systems using REST/SOAP APIs and Middleware technologies. Participate in technical design discussions and contribute to solution architecture. Ensure solutions are scalable, secure and aligned to platform … Salesforce Developer within enterprise-scale environments. Strong hands-on experience with Apex, Lightning Web Components (LWC) and Salesforce configuration. Experience developing integrations using REST and SOAP APIs. Knowledge of Salesforce Sales Cloud and Service Cloud. Experience working with source control and CI/CD pipelines. Good understanding of Salesforce security ...

Lead Splunk Engineer

Hiring Organisation
Meritus
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £600/day
implementation of monitoring and observability standards and solutions. Act as technical authority for Splunk Enterprise and Splunk ITSI platforms. Develop automation using Terraform, GitHub, REST APIs, and Infrastructure as Code principles. Collaborate with technical teams to define requirements and deliver scalable monitoring solutions. Support complex incident investigations and drive continuous … Lead Observability role. Splunk certification with strong hands-on experience in Splunk Enterprise and Splunk ITSI. Experience automating Splunk using Terraform, GitHub, and REST APIs. Strong understanding of observability, monitoring, and operational intelligence. Experience integrating monitoring tools and enterprise data sources. Strong analytical, troubleshooting, and problem-solving skills. Experience working ...

Senior CyberArk Automation Engineer

Hiring Organisation
Salt
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 600 - 800 Daily
deletion, onboarding and offboarding. Design and implement automation solutions for CyberArk safes, permissions, platforms and privileged accounts. Develop and maintain automation scripts using PowerShell, REST APIs, Bash and other Scripting technologies. Integrate PAM processes into CI/CD pipelines, Infrastructure as Code frameworks and enterprise automation tooling. Perform CyberArk administration … CyberArk Safes and privileged accounts. Experience onboarding and managing Windows, Linux and service accounts. Strong Scripting and automation experience using PowerShell. Experience working with REST APIs. Practical experience automating infrastructure or security-related processes. Knowledge of PAM account life cycle management and privileged access controls. Experience working with Windows ...