10 of 10 Contract Integration Testing Jobs in London

Testing Manager

Hiring Organisation
Salt Search
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 per day
Description Testing Manager Rate: £400 per day IR35 Status: Inside IR35 Contract Length: 12 months Location: Hybrid, 2 days per week onsite in North London Overview A council is seeking an experienced Testing Manager to lead and assure end to end testing across multiple customer journeys. … role will focus heavily on CRM testing and integrations, alongside assurance for core application upgrades, including regression testing, release readiness and business assurance. This is a hands on leadership role. In addition to managing the test function, you will directly support integration testing activities, particularly across ...

Test Program Manager

Hiring Organisation
Red King Resourcing
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400/day
Market. This is a hands-on leadership role, suited to someone who can quickly embed into a complex environment, take ownership of the full testing lifecycle, and bring structure, governance, and pace to delivery from day one. You will work closely with the Programme Manager, leading all phases … testing across multiple workstreams, internal teams, and third-party vendors. Your Responsibilities Test Strategy and Governance * Define and own the overall Test Strategy and Master Test Plan * Establish testing standards, quality gates, and entry and exit criteria * Provide clear and concise reporting to senior stakeholders * Manage risks, issues ...

Integration Architect

Hiring Organisation
Capita Shared Services Limited
Location
London, United Kingdom
Employment Type
Contract
WITH THE POSSIBILITY OF EXTENSION THROUGH TO MID 2027. CANDIDATES MUST BE ELIGIBLE FOR SC CLEARANCE This role is delivery critical for high volume integration programmes where external platform constraints (e.g. Oracle) must be designed, assured, and operationalised through MuleSoft within Capita owned environments. The Integration Solution Architect … responsible for designing, delivering, and assuring robust integration solutions across complex enterprise environments. This role is pivotal in enabling seamless data and process flows between core platforms (e.g., ERP, ServiceNow, Amazon Connect, Oracle Integration Hub) and ensuring alignment with business, security, and operational requirements. The architect will work ...

Senior Java Engineer (AWS, REST, SOAP) - Hybrid - Sussex

Hiring Organisation
Salt Search
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £700 per day
Jenkins, GitHub Actions, or AWS CodePipeline. Work with containerisation technologies (Docker) and orchestration platforms (ECS/EKS). Ensure code quality through unit, integration, and automated testing. Apply secure coding practices, including OAuth2/JWT authentication and general security best practices. Collaborate with cross-functional teams to deliver high … distributed systems. Familiarity with CI/CD pipelines and DevOps practices. Knowledge of Docker and container orchestration fundamentals (ECS, EKS). Experience with unit testing, integration testing, and automation frameworks. Understanding of security best practices, authentication/authorisation standards (OAuth2, JWT). Experience with SOAP/WSDL ...

Senior QA - Kotlin - SC Clearnance - £500pd

Hiring Organisation
True North Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 - £450 per day
successful tech consultancy that works heavily in the public sector - we're looking for QA Managers for some immediate contract roles. Key skills: Integration Testing – Automated tests in Kotlin. UI component Testing – Playwright or Cypress with Typescript E2E – Playwright or Cypress with Typescript Performance testing Ideally … Gatling UI and API Data Savvy - They will be testing a Data Migration although this will be second priority over Perf Test Integrations and cross-system state changes. Legacy to modern - data passing back and forth. Strategy experience The roles are inside IR35 and have a rate ...

Senior FullStack Developer

Hiring Organisation
Adecco
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £650/day
dashboards , data models, and analytical reports for business users. Work with DevSecOps to implement and optimize CI/CD pipelines , ensuring robust automated testing, deployment, and monitoring. Architect and contribute to event-driven and distributed system designs using technologies such as Kafka, Event Hub, or similar. Drive engineering best … practices: code reviews, unit/integration testing, performance tuning, documentation, security scanning Contribute to cloud migration and modernization initiatives, especially in Azure or AWS environments. Mentor junior developers and collaborate within a cross-functional agile team. Required Skills & Experience: Technical Skills Extensive professional software development experience. Front ...

Senior FullStack Developer

Hiring Organisation
Adecco
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£600 - £650 per day
dashboards , data models, and analytical reports for business users. Work with DevSecOps to implement and optimize CI/CD pipelines , ensuring robust automated testing, deployment, and monitoring. Architect and contribute to event-driven and distributed system designs using technologies such as Kafka, Event Hub, or similar. Drive engineering best … practices: code reviews, unit/integration testing, performance tuning, documentation, security scanning Contribute to cloud migration and modernization initiatives, especially in Azure or AWS environments. Mentor junior developers and collaborate within a cross-functional agile team. Required Skills & Experience: Technical Skills Extensive professional software development experience. Front ...

Senior E-Invoicing Project Lead

Hiring Organisation
Altum Consulting
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£700 - £750 per day
product and technology departments, and external implementation partners. You will lead key workstreams across e-invoicing implementation, including master data restructuring, process change, and testing activities. Your role will be critical in delivering compliant, scalable electronic invoicing solutions across multiple jurisdictions. Key Responsibilities Lead end-to-end delivery … invoicing workstreams Manage requirements gathering, solution design, UAT, and go-live support Drive delivery across Oracle Fusion and e-invoicing integration layers Work closely with tax and project teams to ensure compliance with global e-invoicing regulations Stay aligned with evolving mandates across EU jurisdictions Collaborate with Product, Technology ...

Control Systems Engineer

Hiring Organisation
Vantage Consulting
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 400 - 450 Daily
related projects Work with Siemens control systems, particularly WinCC OA (ETM) Develop and implement software solutions using C# and/or C++ Support system integration, testing, and commissioning activities Collaborate with multidisciplinary engineering teams to deliver robust solutions Troubleshoot and optimise system performance Required Skills & Experience Proven experience ...

OutSystems Developer (LowCode Orchestration)

Hiring Organisation
Infoplus Technologies UK Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
From £400 to £450 per day
process automation, and data models. Develop logic, integrations, and reusable UI patterns and modules. Implement role-based access, security configurations, and performance optimisations. 2. Integration & API Management Integrate with backend systems (REST/SOAP APIs, databases, SAP, CRM). Build and maintain integrations ensuring reliability and security. Design asynchronous … flows, event-driven architectures, and external data connectors. 3. Testing, Deployment & DevOps Conduct unit and integration testing. Troubleshoot performance issues and fix defects across environments. Support deployments using LifeTime, CICD pipelines, and environment promotions. Work with cross functional teams on release planning and hypercare. 4. Governance, Documentation & Best ...