Contract Web Services Jobs in the UK

1 to 25 of 28 Contract Web Services Jobs in the UK

Lead Mainframe Developer

Nottingham, Nottinghamshire, East Midlands, United Kingdom
Hybrid / WFH Options
Experian Ltd
and software. We also assist millions of people to accomplish their financial goals and help them save time and money. We operate across a range of markets, from financial services to healthcare, automotive, agribusiness, insurance, and many more industry segments. We invest in people and new advanced technologies to unlock the power of data. As a FTSE 100 Index … engineering teams. You will also lead and partake in engineering of software required to manage our current hybrid state of mastering data in the cloud, whilst serving products and services from the mainframe. This is a Nottingham based hybrid role reporting to the Head of Bureau Operations & Engineering Software Development Translate requirements into a sound technical solution which meets … to existing ones Lead the root cause investigation/identification of bugs/defects Awareness of different development methodologies (Waterfall and Agile) and a range of technologies (ETL, .Net, Web Services, DB2, Cobol, Mainframe) Reviewing of test results to ensure software meets customer requirements. Business and Technical Knowledge Experience with Experian data processing and platforms. Technical support/ More ❯
Employment Type: Contract, Work From Home
Posted:

.NET Developer

Warrington, Cheshire, North West, United Kingdom
Hays
of working with RDBMS such as Oracle, MySQL or Postgres Excellent knowledge of object-oriented design patterns (GOF, OOAD) & design principles (SOLID, KISS) Proven track record of developing RESTful web services In addition, we are looking for candidates who have: Preferably worked within multidisciplinary teams in an Agile and DevOps environment Experience of delivering in a Government Digital More ❯
Employment Type: Contract
Rate: £400.0 - £420.0 per day + 400-420
Posted:

Maximo Consultant

Watford, Hertfordshire, South East, United Kingdom
ECS
or Facilities. Extensive hands-on experience with IBM Maximo, SQL, and/or DB2. Strong skills in system testing, QA practices, and troubleshooting methodologies. Familiarity with integration tools (ESB, Web Services, WebSphere, SOAP). Knowledge of infrastructure: Windows Server/Client, RDS, IIS/Apache/WebSphere, web browsers. Experience in system upgrades, migrations, and CI/ More ❯
Employment Type: Contract
Rate: £500 - £600 per day
Posted:

Software Engineer (Java) - Active Savings (12 Month FTC)

Bristol, Avon, South West, United Kingdom
Hybrid / WFH Options
Hargreaves Lansdown
easy to switch your money on. One online account lets you choose savings products from a range of banks and building societies. In Active Savings we build and maintain web services for our clients, partner banks and internal operations teams. These services are written in Java, with a front end written using HTML communicating with an Oracle … database. Within this role, you'll be working closely with a skilled and passionate cross-functional team to deliver improvements and crucial changes to our services in an agile way. You will have the opportunity to be instrumental in shaping and delivering modern, scalable, secure and highly performant applications. We are a big believer in CI/CD and … background in finance/banking Understanding of TDD and BDD Test automation with Cucumber and Selenium Understanding of object-oriented programming (OOP) model principles and application design patterns Frontend Web development, HTML, CSS. Knowledge of using JIRA and other Atlassian products Why Us? Here at HL, we're the UK's number 1 investment platform for private investors, based More ❯
Employment Type: Contract, Part Time, Work From Home
Salary: £65,000
Posted:

C# Software Engineer

Bristol, Avon, South West, United Kingdom
Defence
presentation communication skills. Familiarity with both Microsoft Windows and Linux operating systems. Desirable Skills & Experience: Knowledge of distributed simulation standards/protocols such as DIS, HLA, DDS. Experience with web services development, including JavaScript, Node.js, or similar technologies. Familiarity with military communications, datalinks, and interfaces (e.g., 1553/1760, Ethernet TCP/IP). Practical knowledge of system More ❯
Employment Type: Contract
Rate: Up to £65 per hour
Posted:

C# Software Engineer

Stevenage, Hertfordshire, South East, United Kingdom
Hybrid / WFH Options
Morson Talent
into technical detail. Excellent verbal, presentation and written communication skills Knowledge of using Microsoft Windows and Linux operating systems Desirable: Distributed simulation standards/Protocols (DIS, HLA, DDS) and web services development (JavaScript, Node JS or similar) Military Communications, Datalinks and Interfaces such as 1553/1760 and Ethernet TCP/IP Practical knowledge of System integration principles More ❯
Employment Type: Contract, Work From Home
Rate: £65 per hour + Inside IR35
Posted:

.Net Developer

Reading, Berkshire, England, United Kingdom
Hays Specialist Recruitment Limited
DAY- OUTSIDE IR35- IMMEDIATE START- 6-MONTH CONTRACT- ELIGIBLE FOR SC CLEARANCE SKILLS - Excellent knowledge of .Net frameworks.- Strong skills in Oracle, MySQL or Postgres.- Experience in developing Restful web services. RESPONSIBILITIES - Develop detailed technical requirements and low-level design documentation.- Implement both frontend and backend systems. - Contribute to technical design and architecture. What you need to do now More ❯
Employment Type: Contractor
Rate: £423 per day
Posted:

2025-0174 L3 App Support for HR and CIS Security NS BELGIUM - 11 JUL RELAUNCH

London, South East, England, United Kingdom
Park Lane Recruitment Ltd
which consisting of multiple flavors, which provides software applications for personnel management, ID card management, installation access management, entitlements management; and enables business users to provide HR and personnel services across NATO (ACO commands, ACT, NCIA).This Statement of Work aims to enhance the support model for NBAC Personnel Management Application Service, focusing on maintaining existing applications while providing … OS and Apple iPhones/iPads. Expert knowledge of Linux server infrastructure, Windows server infrastructure and Active Directory. Expert knowledge of Microsoft SQL Server 2016-2022 and IIS based web servers. Expert knowledge of networking infrastructure. Strong background of cloud technologies and deployment. Expert knowledge of PKI. Deep understanding of security constraints and requirements in CIS. Deep understanding of … NCIA and NATO security directives and regulations, along with understanding of industry best practices and standards. Familiarity with Microsoft services and tools, including Outlook, Teams, SharePoint. Experience and good knowledge of the following COTS technology: GENPACT Sequence Kinetics or Sequence Cora; CITI Manage ID; RLDATIX DefenceSuite/OneView Experience in human resource (HR) IT applications related to personnel, posts More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

ServiceNow Architect

London, South East, England, United Kingdom
Henderson Scott
experience as a ServiceNow Architect on integration projects, ideally within the public sector. Familiar with key integration technologies: SSO, SAML, SSL REST, SOAP, JSON LDAP, JDBC, ODBC SCP, FTPS, Web Services Experience with: JavaScript (HTML5, Jelly, jQuery, AngularJS) Agile/Scrum delivery Jira, Confluence, RabbitMQ, Apache Camel, DevOps Knowledge of: Microservices architecture Enterprise integration patterns Exposure to other More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

ServiceNow Architect

London, United Kingdom
Henderson Scott
experience as a ServiceNow Architect on integration projects, ideally within the public sector. Familiar with key integration technologies: SSO, SAML, SSL REST, SOAP, JSON LDAP, JDBC, ODBC SCP, FTPS, Web Services Experience with: JavaScript (HTML5, Jelly, jQuery, AngularJS) Agile/Scrum delivery Jira, Confluence, RabbitMQ, Apache Camel, DevOps Knowledge of: Microservices architecture Enterprise integration patterns Exposure to other More ❯
Employment Type: Contract
Posted:

Senior ServiceNow Architect - MUST HOLD SC AND NPPV3 CLEARANCE - Remote (80%) and London (20%)

London, United Kingdom
Hybrid / WFH Options
Octopus Computer Associates
/BE SOLE UK NATIONAL MUST BE PAYE THROUGH UMBRELLA Role Description: Skills Required: Understanding of the key technologies relevant to the ServiceNow integration solutions including: SSO, SAML, SSL, Web Services, LDAP, JDBC, ODBC, REST, SOAP, SCP, FTPS, JSON ServiceNow Developer certification is a plus Experience with other ITSM software (BMC Remedy ITSM, HP, Landesk, etc.) Experience with … orchestration tools (ex. HP Operations Orchestrator, BMC Atrium Orchestrator) Micro-services architecture knowledge, enterprise integration patterns Experience in Jira, Confluence, Rabbit MQ, Apache Camel, DevOps Experience developing and implementing systems using Agile/Scrum methodology Experience with working or developing with JavaScript - HTML5, Jelly, jQuery and AngularJS a plus Responsibilities Collaborate with suppliers, client teams, and stakeholders. Strong communication More ❯
Employment Type: Contract
Rate: GBP Annual
Posted:

Senior ServiceNow Architect - SC & NPPV3 Cleared

London, United Kingdom
Hybrid / WFH Options
Whitehall Resources Ltd
requires Security Clearance and NPPV3 Clearance to be held* *Inside IR35* Skills Required: . Understanding of the key technologies relevant to the ServiceNow integration solutions including: SSO, SAML, SSL, Web Services, LDAP, JDBC, ODBC, REST, SOAP, SCP, FTPS, JSON . ServiceNow Developer certification is a plus . Experience with other ITSM software (BMC Remedy ITSM, HP, Landesk, etc. … . Experience with orchestration tools (ex. HP Operations Orchestrator, BMC Atrium Orchestrator) . Micro-services architecture knowledge, enterprise integration patterns . Experience in Jira, Confluence, Rabbit MQ, Apache Camel, DevOps . Experience developing and implementing systems using Agile/Scrum methodology . Experience with working or developing with JavaScript - HTML5, Jelly, jQuery and AngularJS a plus Responsibilities: . Collaborate More ❯
Employment Type: Contract
Rate: GBP Annual
Posted:

C# Software Engineer

Stevenage, Hertfordshire, United Kingdom
Hybrid / WFH Options
Morson Talent
into technical detail. Excellent verbal, presentation and written communication skills Knowledge of using Microsoft Windows and Linux operating systems Desirable: Distributed simulation standards/Protocols (DIS, HLA, DDS) and web services development (JavaScript, Node JS or similar) Military Communications, Datalinks and Interfaces such as 1553/1760 and Ethernet TCP/IP Practical knowledge of System integration principles More ❯
Employment Type: Contract
Rate: £65/hour Inside IR35
Posted:

Salesforce Developer - Contract - Inside IR35 - Remote

London, South East, England, United Kingdom
Hybrid / WFH Options
Involved Solutions
Visualforce, and Lightning Components. Salesforce Developer certification (e.g., Salesforce Certified Platform Developer I/II) is highly desirable. Hands-on experience with Salesforce integrations using REST/SOAP APIs, web services, and middleware tools. Demonstrable experience of building effective business solutions using Salesforce technologies Ability to communicate effectively with both technical and non-technical colleagues. Experience working in More ❯
Employment Type: Contractor
Rate: £400 - £500 per day
Posted:

Senior Node.js Developer

West London, London, England, United Kingdom
Arc IT Recruitment
problem-solving and debugging skills. Strong communication and collaboration abilities. Tech Stack You’ll Work With: Node.js TypeScript Firebase/Firestore Redis Microservices Nice to have: Experience with Azure Web Services CMS development experience This opportunity is hybrid (3 days a week in their West London office).to 475 per day Outside IR35 More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

Microsoft Solution Architect - Hybrid Working

London, South East, England, United Kingdom
Hybrid / WFH Options
Lorien
approach Strong technical skills in defining systems and technology solution architecture using Microsoft Azure, Microsoft .NET and Microsoft enterprise platforms and technologies such as Microsoft Entra ID and M365 Services (SharePoint, Teams, Exchange Online). Strong technical skills in defining and systems and technology solution architecture using Salesforce technologies (e.g. Salesforce Lightning PaaS for application development) and ServiceNow Strong … technical skills in Enterprise-grade integration architecture including modern RESTful API approaches and traditional file transfer, messaging, web services and ESB approaches Good technical skills and awareness of enterprise-grade solution architecture definition integrating channel solutions with core business systems, CRM (preferably some Salesforce CRM technical awareness), HR and Finance systems (preferably some awareness or experience of Workday … technical, infrastructure and security architecture skills including good understanding and awareness of IT service management (e.g. ITIL) and IT governance (e.g. CoBIT) frameworks Good technical skills and awareness of web/digital technologies and the business advantages of varying technology and operational approaches to managing web based sales and communications channels Strong documentation, communication (written and verbal) and More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

Technical Solution Designer - Integrations -SaaS, API -Remote

London, South East, England, United Kingdom
Hybrid / WFH Options
Salt Search
with key stakeholders across product teams will be critical for successful client outcomes. Solution Designers play a mission-critical role, using empathic methods to design and deliver products and services that delight our users. Solution Designers combine user knowledge with analysis and artistry, transforming complex business scenarios into useful, elegant solutions. Key Responsibilities: Design and develop integration solutions to … as a Solution Designer or similar role. Strong technical acumen with a solid understanding of SaaS, APIs, cloud computing (AWS, Azure), and financial/accounting technologies. Experience with APIs, web services, middleware, and API tools and technologies such as GitHub, REST API, microservices, Postman, OpenAPI, etc. Capacity to create technical assets to improve team efficiency (e.g., Postman collections … automation scripts, web tools). Ability to work collaboratively across product and engineering teams to drive a seamless customer experience. Self-motivated and proactive, with strong problem-solving and analytical skills. Ability to work in a fast-paced, dynamic environment. Willingness to travel as needed to support customer engagements and internal workshops. Iterative, customer-centric exploration of problems and More ❯
Employment Type: Contractor
Rate: £500 - £600 per day
Posted:

Workday Extend Integrations Developer

Windsor, Berkshire, United Kingdom
Adecco
software applications in Workday Extend. A deep understanding of Workday data and security models is crucial. Proven collaboration skills with the ability to build trusted client relationships. Experience with web service technologies (REST and SOAP) is required. Demonstrated leadership in delivering complex technology solutions effectively. Exceptional consulting skills to translate business problems into actionable IT software requirements. Strong grasp More ❯
Employment Type: Contract
Posted:

Platform Engineering Lead

Bromley, Greater London, Bromley Town, United Kingdom
Ascendion
enterprise-grade platform solutions Experience in a highly Agile continuous integration and continuous deployment environment, preferably within a financial domain. Strong experience in Java/J2EE, Spring Boot, Mule, web Services, Kafka, SQL & PL/SQL (Oracle) Strong knowledge of XML, JSON and its usage within API and Microservice implementations at scale. Significant expertise in cloud-native deployment More ❯
Employment Type: Permanent, Contract
Posted:

Workday Extend Expert

Norwich, Norfolk
LA International Computer Consultants Ltd
Oriented Programming (OOP) concepts and JavaScript or a similar language. * Familiarity with Workday security model, including domain and business process security policies. * Strong understanding of RESTful API development and web service integration. * Effective communication and documentation skills, especially in mentoring or training settings. * Strong analytical and problem-solving abilities in a collaborative, fast-paced environment. LA International is a More ❯
Employment Type: Contract
Rate: £540 - £550
Posted:

Workday Extend Expert

Norwich, Norfolk
LA International Computer Consultants Ltd
Oriented Programming (OOP) concepts and JavaScript or a similar language. * Familiarity with Workday security model, including domain and business process security policies. * Strong understanding of RESTful API development and web service integration. * Effective communication and documentation skills, especially in mentoring or training settings. * Strong analytical and problem-solving abilities in a collaborative, fast-paced environment. More ❯
Employment Type: Contract
Rate: £540 - £550
Posted:

Full Stack developer

Cambridge, Cambridgeshire, United Kingdom
Experis
Full-stack Web Developer 12 month contract Cambridge, UK (on-site) Inside ir35 - Umbrella only Position Summary We are looking for an experienced full stack developer to join our engineering team in Cambridge. You will be working on the Wolf Security Controller - a web-based management platform for our product. Working within a small and focused team, the … We're looking to scale further, while also adding support for new products and enhancing existing features. There may also be an opportunity to work on other supporting cloud services where we make use of Go, PostgreSQL and AWS Lambda. Required Proven experience working with Python Understanding of Django, JavaScript and SQL Successful experience of designing scalable web services Ability to debug and optimize complex queries Bachelor's degree in Computer Science or equivalent Desirable Experience designing and deploying Cloud services at scale (we use Amazon AWS) Experience using task queue systems, such as Celery Experience with Azure Knowledge of web security issues and how to design to avoid them All profiles will be More ❯
Employment Type: Contract
Posted:

Full Stack developer

Cambridge, Cambridgeshire, East Anglia, United Kingdom
Experis
Full-stack Web Developer 12 month contract Cambridge, UK (on-site) Inside ir35 - Umbrella only Position Summary We are looking for an experienced full stack developer to join our engineering team in Cambridge. You will be working on the Wolf Security Controller - a web-based management platform for our product. Working within a small and focused team, the … We're looking to scale further, while also adding support for new products and enhancing existing features. There may also be an opportunity to work on other supporting cloud services where we make use of Go, PostgreSQL and AWS Lambda. Required Proven experience working with Python Understanding of Django, JavaScript and SQL Successful experience of designing scalable web services Ability to debug and optimize complex queries Bachelor's degree in Computer Science or equivalent Desirable Experience designing and deploying Cloud services at scale (we use Amazon AWS) Experience using task queue systems, such as Celery Experience with Azure Knowledge of web security issues and how to design to avoid them All profiles will be More ❯
Employment Type: Contract
Posted:

Workday Financials Solution Architect

London, South East, England, United Kingdom
Lorien
approach Strong technical skills in defining systems and technology solution architecture using Microsoft Azure, Microsoft .NET and Microsoft enterprise platforms and technologies such as Microsoft Entra ID and M365 Services (SharePoint, Teams, Exchange Online). Strong technical skills in defining and systems and technology solution architecture using Salesforce technologies (e.g. Salesforce Lightning PaaS for application development) and ServiceNow Strong … technical skills in Enterprise-grade integration architecture including modern RESTful API approaches and traditional file transfer, messaging, web services and ESB approaches Good technical skills and awareness of enterprise-grade solution architecture definition integrating channel solutions with core business systems, CRM (preferably some Salesforce CRM technical awareness), HR and Finance systems (preferably some awareness or experience of Workday … technical, infrastructure and security architecture skills including good understanding and awareness of IT service management (e.g. ITIL) and IT governance (e.g. CoBIT) frameworks Good technical skills and awareness of web/digital technologies and the business advantages of varying technology and operational approaches to managing web based sales and communications channels Strong documentation, communication (written and verbal) and More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

ServiceNow Solution Architect - Hybrid Working

London, South East, England, United Kingdom
Hybrid / WFH Options
Lorien
approach Strong technical skills in defining systems and technology solution architecture using Microsoft Azure, Microsoft .NET and Microsoft enterprise platforms and technologies such as Microsoft Entra ID and M365 Services (SharePoint, Teams, Exchange Online). Strong technical skills in defining and systems and technology solution architecture using Salesforce technologies (e.g. Salesforce Lightning PaaS for application development) and ServiceNow Strong … technical skills in Enterprise-grade integration architecture including modern RESTful API approaches and traditional file transfer, messaging, web services and ESB approaches Good technical skills and awareness of enterprise-grade solution architecture definition integrating channel solutions with core business systems, CRM (preferably some Salesforce CRM technical awareness), HR and Finance systems (preferably some awareness or experience of Workday … technical, infrastructure and security architecture skills including good understanding and awareness of IT service management (e.g. ITIL) and IT governance (e.g. CoBIT) frameworks Good technical skills and awareness of web/digital technologies and the business advantages of varying technology and operational approaches to managing web based sales and communications channels Strong documentation, communication (written and verbal) and More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:
Web Services
10th Percentile
£357
25th Percentile
£410
Median
£508
75th Percentile
£650
90th Percentile
£738