1 to 25 of 38 Integration Testing Jobs in the South East

Integration Architect

Hiring Organisation
Capita Shared Services Limited
Location
Slough, Berkshire, UK
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 ...

PowerOn Reliance SCADA Engineer - Wokingham - 6 months - Inside IR35

Hiring Organisation
Hamilton Barnes
Location
Wokingham, Berkshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP 425 Daily
Wokingham - 6 months - Inside IR35 We are hiring experienced PowerOn Reliance SCADA Engineers to support a major utilities programme, delivering critical system validation and integration across transmission SCADA environments. This role will focus on testing, configuration, and end-to-end validation of GE PowerOn Reliance (PoR) systems, ensuring … successful deployment across complex operational landscapes. This is a delivery-focused role requiring strong hands-on expertise in SCADA systems, integration, and testing within live or near-live power environments. Key Responsibilities Design and execute testing and validation across GE PowerOn Reliance (PoR) SCADA and EMS systems ...

Test Configuration Analyst

Hiring Organisation
Focus Search and Selection
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
into their change and technology function. This is a key hire that sits at the heart of their change delivery capability, supporting the configuration, testing, and readiness of systems and solutions as they move into production. This role would suit someone with experience in testing, QA, configuration … business and technology teams in a structured delivery setting. Responsibilities Configure and maintain test environments, including products, rules, and system parameters Support preparation of testing activity by interpreting business and technical requirements Assist across system testing, integration testing, UAT, and regression testing cycles Manage ...

Lead Software Engineer

Hiring Organisation
VIQU Ltd
Location
Milton Keynes, Buckinghamshire, United Kingdom
Employment Type
Permanent
Salary
GBP 80,000 - 85,000 Annual
teams of engineers. Cloud experience with AWS (Lambda, S3, SNS, API Gateway, and event-driven architecture). Experience with React/Angular. Experience with testing frameworks and quality engineering practices (unit & integration testing and test driven development). Experience building and maintaining CI/CD pipelines. Previously … scaled agile environment. Conducting code and architecture reviews to maintain consistency, quality, and maintainability whilst remaining hands on in the code. Embedding robust testing practices (TDD, integration testing, BDD) and driving automation across regression suites. Design and architect solutions using CQRS (Command Query Responsibility Segregation) and event ...

Lead Software Engineer

Hiring Organisation
VIQU IT Recruitment
Location
Milton Keynes, Buckinghamshire, South East, United Kingdom
Employment Type
Permanent
Salary
£85,000
teams of engineers. Cloud experience with AWS (Lambda, S3, SNS, API Gateway, and event-driven architecture). Experience with React/Angular. Experience with testing frameworks and quality engineering practices (unit & integration testing and test driven development). Experience building and maintaining CI/CD pipelines. Previously … scaled agile environment. Conducting code and architecture reviews to maintain consistency, quality, and maintainability whilst remaining hands on in the code. Embedding robust testing practices (TDD, integration testing, BDD) and driving automation across regression suites. Design and architect solutions using CQRS (Command Query Responsibility Segregation) and event ...

Test Engineer

Hiring Organisation
Solus Accident Repair Centres
Location
Stansted, Birchanger, Essex, United Kingdom
Employment Type
Permanent
Salary
£42500 - £45000/annum
collaborating with developers to resolve issues. Our Test Engineersplay a key role in for ensuring the quality and reliability of our products through rigorous testing and analysis. You will work closely with developers, product managers and other stakeholders across our business to identify and resolve issues and contribute … continuous improvement of our testing processes. Responsibilities Design, develop, and execute test plans and test cases. Identify, document, and track defects and issues. Collaborate with developers to troubleshoot and resolve issues. Perform regression testing to ensure existing functionality is not affected by new changes. Develop and maintain automated ...

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 ...

SAP SuccessFactors ECP Senior Consultant

Hiring Organisation
KPMG
Location
slough, south east england, united kingdom
statutory requirements (e.g. tax, social insurance, statutory payments). Act as the primary ECP design authority, owning design decisions and solution integrity. Support the Integration & Data Replication Liaise with other teams Employee Central Leads and Integration Leads for the data replication to ensure data consistency and payroll accuracy … runs Post‐payroll reconciliation and sign‐off Ensure compliance with local statutory reporting and regulatory submissions . Support audits and internal payroll assurance activities. Testing, Cutover & Stabilisation Support ECP input into: Unit testing, System and integration testing, User Acceptance Testing (UAT), Parallel payroll runs Support ...

Senior Cloud Systems Engineer Optical Ground Systems

Hiring Organisation
Archangel Lightworks Ltd
Location
Oxford, Oxfordshire, South East, United Kingdom
Employment Type
Permanent
love to hear from you! Role Overview As a Cloud Systems Engineer, you will play a critical role in supporting the specification, design, integration, and test of cloud-based software and interfaces that enable seamless operations and communications for our Optical Ground Stations. This role involves working closely with … internal engineering teams, external partners, and customers to ensure the cloud software systems support operational needs and enables smooth integration with partner systems. You will be responsible for defining system requirements, designing architecture, ensuring robust integration, and supporting the deployment and maintenance of cloud-based services. Additionally ...

PowerOn Reliance SCADA Engineer

Hiring Organisation
Stackstudio Digital Ltd
Location
Wokingham, Berkshire, South East, United Kingdom
Employment Type
Contract
Contract Rate
From £400 to £410 per day
Month The Role This role involves delivering expert level services for GE PowerOn Reliance (PoR) SCADA, with a strong focus on validating and testing the system implementation against the defined functional, non functional, and integration requirements. It requires close collaboration with customers, implementation partners, system integrators, and internal … project scope, requirements, and operational workflows Provided expert services for the GE Power-On Reliance SCADA EMS System, covering functional, non-functional, interface, and integration testing Designed comprehensive test scenarios and executed detailed test cases to ensure complete coverage across all system functionalities Reviewed and analyzed functional design ...

D365 F&O Functional Consultant

Hiring Organisation
Infoplus Technologies UK Ltd
Location
Windsor, Berkshire, South East, United Kingdom
Employment Type
Contract
Contract Rate
£500 per day
implementation of multiple functional aspects of the solution. Work with the technical team to business requirements into working, customer-focused solutions. Experience with Functional testing and end to end process testing and integration testing using Postman. Key Skills/Knowledge: Proven experience in technologies and capabilities ...

Software Engineer

Hiring Organisation
Metric Bio
Location
Oxford, England, United Kingdom
Azure IoT Hub and MQTT Designing OTA update mechanisms including safe rollback, validation and compatibility strategies Contributing to hazard analysis, FMEA, code reviews, unit testing and integration testing Collaborating with Electronics, Systems, Data Science, QARA and Field Service teams across product engineering and new product development What ...

Sr Java programmer

Hiring Organisation
Tenth Revolution Group
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £65,000 per annum
graphical design expertise* Implement best-of-breed technical solutions based on agreed technical design adopting industry standard development patterns and methodologies including continuous integration and automated unit and integration testing* Fully test implemented solutions in advance of User Acceptance Testing* Assist when required with the deployment … execution and pricing* Front Office development team in Large Investment Bank supporting global trading desk* A background of solid architectural work* Knowledge of Enterprise Integration and messaging technologies 29 West Multicast* Knowledge of the FIX protocol* Familiarity with time series databases KDB* Knowledge of lock free algorithms low latency ...

ICT Lead Developer

Hiring Organisation
VolkerWessels Uk
Location
Hoddesdon, Hertfordshire, South East, United Kingdom
Employment Type
Permanent
Code (ARM, Bicep, Terraform and/or Terragrunt) Git/GitFlow using GitHub or Azure DevOps, and modern CI/CD practices Cloud testing approaches, including automated and integration testing Working within enterprise-level software environments Coaching and mentoring - demonstrable experience of providing guidance, coaching and mentoring ...

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
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 ...

Source-to-Pay Business Analyst

Hiring Organisation
NET Recruit
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
with validating, cleansing, and preparing master and transactional data to ensure accurate migration into S/4HANA. Collaborate with functional teams to support system integration testing (SIT) and user acceptance testing (UAT), ensuring alignment with business requirements. Provide input into training materials and deliver end-user training … Global Process Owner (GPO) environment. Experience with SAP S/4HANA systems and familiarity with data migration and cleansing activities. Hands-on experience with testing cycles (SIT and UAT) and delivering user training. Proven ability to work effectively in fast-paced, complex project environments. Excellent communication, collaboration, and stakeholder ...

Software Engineer

Hiring Organisation
Morson Edge
Location
Luton, Bedfordshire, South East, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£57.72 - 78.70 per hour + Inside IR35
Develop robust applications using C# .NET within a Windows environment. · Take ownership of complex tasks across the full software lifecycle—from requirements to integration, testing and delivery. · Apply object-oriented design principles and verification/validation techniques. · Collaborate with a skilled team while maintaining independence in your work. … .NET development including Web Based applications. · Strong understanding of object-oriented design and software development methodologies. · Exposure to the full software lifecycle including automated testing frameworks and practices. · Knowledge of Continuous Integration/Continuous Delivery (CI/CD) practices. · Ability to work independently and deliver high-quality solutions ...

Senior QA Engineer

Hiring Organisation
Focus on WD
Location
Windsor, England, United Kingdom
mobile (iOS/Android), and chat Create test plans and cases covering intent handling, ambiguity resolution, and business rules Perform functional, regression, and integration testing Validate channel-specific behaviours (ASR/NLU, UI, conversational flows) Test cross-channel journeys (e.g. voice → app → web → agent) Analyse logs (ASR/… analytics, telemetry, chat transcripts) Run A/B testing and validate KPIs (conversion, engagement, containment, resolution) Required Skills & Experience 12+ years in IT, including 6+ years in QA Experience in manual and automated testing Strong knowledge of QA methodologies (white-box & black-box) Experience with test automation tools ...

Programme Test Manager - Inside IR35 - REMOTE

Hiring Organisation
Lorien
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
Programme Test Manager Public Sector Programmes My client are seeking an experienced Programme Test Manager to lead the mobilisation and planning of testing across complex public-sector programmes. This role is well suited to a hands-on testing leader with a proven background in large-scale, multi-supplier … ability to operate confidently across multiple stakeholders. Remote with ad hoc travel The Role You will be responsible for leading the end-to-end testing strategy across a complex programme, ensuring robust planning, execution, governance and reporting throughout the delivery lifecycle. Key Responsibilities Manage the preparation, execution and reporting ...

Senior Systems Engineer

Hiring Organisation
Gold Group
Location
Bourne End, Buckinghamshire, South East, United Kingdom
Employment Type
Permanent
take a lead position in delivering complex systems from concept through to in-service support, with a strong focus on secure design, hardware integration, and systems assurance. Key responsibilities include: End-to-End Lifecycle Ownership - Define and manage system lifecycles from concept to retirement, ensuring robust governance and clear … architectures with full traceability from requirement to solution Technical Leadership - Lead cross-functional engineering teams (hardware, software, electrical), driving delivery and resolving technical challenges Integration, Verification & Validation - Plan and execute system integration, testing, and formal acceptance in line with stringent standards Interface & Configuration Management - Maintain system integrity ...

Test Engineer

Hiring Organisation
Tenth Revolution Group
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £65,000 per annum
high-quality delivery across applications, integrations and data pipelines that underpin critical business operations. This role is ideal for someone with strong hands-on testing experience across data platforms and low-code applications, combined with a structured, analytical approach to quality assurance. You will work closely with Development Leads … Development Leads and Business Analysts to support structured test planning, scenario creation, execution and early validation of requirements Execute end-to-end functional and integration testing across applications, Dataverse, SharePoint, APIs and data pipelines Validate business logic, workflow behaviour, data accuracy and cross-system consistency Run regression ...

Software Design Engineer

Hiring Organisation
Banner Lane
Location
Shrivenham, Oxfordshire, UK
modules Support system architects in requirements analysis and early-stage technical definition Extend and maintain existing software platforms and product features Perform software–hardware integration testing on internally developed hardware platforms Contribute to DevOps and CI/CD workflow improvements, including Jenkins/GitLab, Yocto, and containerisation Develop … During the first 6–12 months, the successful candidate will be expected to contribute to work including: Firmware device control and internal hardware–software integration User interface development for system configuration, visibility, and control Implementation of interface protocols, including optical product control and SNMP Web interface development using NGINX ...

Test Engineer

Hiring Organisation
Tenth Revolution Group
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £65,000 per annum
role in improving delivery confidence, system reliability and overall product quality. You'll work closely with developers and business analysts to embed structured, proactive testing throughout the delivery lifecycle. The Role As a Test Engineer, you will act as a quality gate across applications, integrations and data platforms, ensuring … include: Partnering with development leads and business analysts on test planning, scenario creation and early validation of requirements Executing end-to-end functional and integration testing across applications, data platforms and APIs Validating data accuracy, business logic, workflows and cross-system behaviour Running regression and business-scenario testing ...

Software Engineer III - Senior Data Engineer

Hiring Organisation
J.P. Morgan
Location
slough, south east england, united kingdom
e.g., bronze/silver/gold as appropriate), including partitioning, file sizing, clustering strategies, and query optimization. Establish engineering standards: code quality, unit/integration testing, CI/CD, release governance, and reusable frameworks. Partner with governance, security, and platform teams to ensure compliance with firm policies (RBAC … components. AI-Enabled Engineering Expectations Be well-versed in using AI-assisted development tools to accelerate delivery while maintaining strong engineering rigor (secure coding, testing, and review discipline). Use AI tools for tasks such as code scaffolding, refactoring, test generation, documentation, and troubleshooting, with human validation and adherence ...