13 of 13 Contract XML Jobs in the UK

Senior C# .Net Developer

Hiring Organisation
ARM
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500/day Umbrella Inside IR35
C# | .NET Core/.NET 8 | ASP.NET Core | REST APIs | SQL Server | Entity Framework | Azure | Azure DevOps | Git | Docker | Kubernetes | Kafka | Redis | JSON/XML | Swagger/OpenAPI Disclaimer: This vacancy is being advertised by either Advanced Resource Managers Limited, Advanced Resource Managers IT Limited or Advanced Resource Managers Engineering ...

Integration Developer

Hiring Organisation
GCS
Location
Enfield, London, Enfield Town, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £700/day
development skills. Experience designing and supporting ETL solutions. Hands-on experience with REST and SOAP integrations. Strong knowledge of: JSON XML Data Mapping Data Transformation API Integrations Experience troubleshooting and supporting production integration services. Experience working within Agile delivery environments. Desirable Skills MuleSoft Dell Boomi Apache Camel Azure API Management ...

Java Developer

Hiring Organisation
Denizns Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400/day
clearance (essential) 3+ years' experience as a Java Developer (Java 8+) building microservices Strong Spring Boot, REST API design and SOAP/WSDL/XML experience TDD and BDD experience using JUnit and Cucumber Docker, Kubernetes, Jenkins, CI/CD and SonarQube Maven or Gradle, and Git MySQL/PostgreSQL ...

Lead System Architect

Hiring Organisation
Intuition IT Solutions Ltd
Location
United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
Data Pages, Security Models, and Performance tools (PAL, Tracer, DB Trace). Integrations & Databases: Strong experience in web services (REST/SOAP), JSON/XML, authentication protocols (OAuth, SAML), and relational databases (PostgreSQL, Oracle, SQL Server). Agile/Scrum: Proven track record in delivery within Agile/Scrum environments ...

Test Engineer - SC Cleared

Hiring Organisation
Gazelle Global Consulting Ltd
Location
London, United Kingdom
Employment Type
Contract
automation: Selenium WebDriver, REST Assured, Playwright, Cucumber BDD - Building automation frameworks from scratch - UI and API automation best practice - REST API testing, JSON/XML validation, Postman, Insomnia, Swagger - Full testing lifecycle, from design to production validation - Accessibility testing (WAVE, AXE, VoiceOver) and WCAG compliance - CI/CD integration ...

Automation Test Engineer

Hiring Organisation
ISR RECRUITMENT LIMITED
Location
Nationwide, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £425/day (Outside IR35)
approach to functional testing. Skills and Experience: Strong test automation experience using Playwright, Cypress and/or Python. Experience testing REST APIs, JSON/XML payloads and system integrations. Familiarity with Postman, Bruno, REST Assured and Swagger/OpenAPI. Experience using Jira and Xray for test management and defect tracking. ...

Murex Risk Developer

Hiring Organisation
ARM
Location
London, United Kingdom
Employment Type
Contract
Markets business users. Technical Skills Strong experience with several of the following: * SQL* Oracle/relational databases * Unix/Linux * Shell scripting * Python * Java * XML/JSON * REST APIs/integration technologies * Git or equivalent source-control tools * CI/CD and DevOps processes * Batch scheduling/enterprise schedulers Strong ...

Integration Developer (SSIS Package Integration) - SC Active

Hiring Organisation
GCS
Location
Enfield, London, Enfield Town, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £600/day
SSMS, Azure Data Factory, SSIS, Logic Apps Proficiency in programming languages such as SQL. Strong understanding of data formats, protocols, and standards (e.g., JSON, XML, REST, SOAP). Excellent problem-solving skills and attention to detail with a focus on delivering high-quality integration solutions. Strong communication and interpersonal skills ...

iSO Engineer

Hiring Organisation
DCV Technologies
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£425 - £500/day - Hybrid / Inside IR35
knowledge of Core Data, Core Animation, Core Location, AVFoundation Strong understanding of MVC, MVVM, VIPER, or Clean Architecture Proficiency in RESTful APIs, JSON/XML, and third-party integrations Experience with Push Notifications, Background Tasks, App Lifecycle Management Version control with Git/GitHub/GitLab Debugging, performance optimization ...

Dynamics Integration Specialist

Hiring Organisation
Vivo Talent
Location
Kingston Upon Thames, London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 70,000 - 71,000 Annual
Dynamics 365 Integrations Specialist Location: Kingston upon Thames Working Arrangement: Hybrid Working Contract: 12-month Fixed-Term Contract (FTC) Key Responsibilities: Design, develop, test and deploy integrations between Microsoft Dynamics 365 and internal or external ...

ServiceNow Developer (SC Cleared)

Hiring Organisation
CPS Group (UK) Limited
Location
Nationwide, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £475/day
Umbrella) Location: Remote, UK Start: ASAP (within 4 weeks) Duration: 6+ Months Specialism(s): ServiceNow, ITSM, CSA, CAD, JavaScript, REST APIs, SOAP APIs, JSON, XML, Service Catalog, Workflow Automation, Flow Designer, Business Rules, Incident Management, Change Management, Problem Management, Asset Management, CMDB, Integrations, Platform Administration, Troubleshooting, Technical Documentation, UK Security … Proven experience developing and implementing ServiceNow ITSM solutions. * Strong knowledge of the ServiceNow platform and development best practices. * Experience with JavaScript, HTML/XHTML, XML, and JSON. * Knowledge of REST and SOAP APIs and web services development. * Excellent written and verbal communication skills. * Strong analytical and problem-solving skills. ...

AS400 Cobol Developer (Remote)

Hiring Organisation
Dabster Systems Ireland Limited
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£200 - £300/day
Must Have Excellent knowledge on iSeries Cobol on iSeries DB2 SQL Have developed applications on Cobol on iSeries Good Knowledge Altova Stylevison (knowledge of XML/XSD/XSLT at developer level sufficient ...

Lead Software Developer (SC Eligible/SC Cleared)

Hiring Organisation
scrumconnect ltd
Location
Swansea, West Glamorgan, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
code. Lead the design of Spring Boot services and robust data access layers using Spring Data JPA. Integrate modern services with Legacy SOAP/XML systems, using incremental patterns such as Strangler Fig. Drive performance across database queries, caching, overnight batch jobs, and high-volume transaction processing. Work with … Spring Data JPA, including entity mapping, transactions, auditing, and lazy/eager loading trade-offs. Experience integrating modern services with Legacy SOAP/XML systems and modernising them incrementally. Hands-on AWS experience, ideally EKS, RDS PostgreSQL, SQS, SNS, and S3, with infrastructure as code such as Terraform. Database tuning ...