20 of 20 Integration Testing Jobs in Central London

order processing systems. Knowledge of UX/UI principles and best practices. Knowledge of common e-commerce payment gateways (e.g., PayPal, Stripe) and experience overseeing their integration. Knowledge of testing methodologies, including unit testing, integration testing, and user acceptance testing (UAT). Proficiency in Agile project management practices, including Scrum and Kanban, to manage development More ❯

order processing systems. Knowledge of UX/UI principles and best practices. Knowledge of common e-commerce payment gateways (e.g., PayPal, Stripe) and experience overseeing their integration. Knowledge of testing methodologies, including unit testing, integration testing, and user acceptance testing (UAT). Proficiency in Agile project management practices, including Scrum and Kanban, to manage development More ❯

order processing systems. Knowledge of UX/UI principles and best practices. Knowledge of common e-commerce payment gateways (e.g., PayPal, Stripe) and experience overseeing their integration. Knowledge of testing methodologies, including unit testing, integration testing, and user acceptance testing (UAT). Proficiency in Agile project management practices, including Scrum and Kanban, to manage development More ❯

month Contract London – Hybrid – Two days per week in the office We are representing a globally renowned brand who are looking for a Technical Business Analyst to join their Integration Services team to work on a specific programme. Operating in the media industry, this company are market leaders in what they do with an excellent reputation as a place … of work. The Integration Services team works centrally to ensure enterprise systems, both legacy and new, work together for the benefits of the business. As part of this team, you will be working on several key projects and programmes. As a Technical Business Analyst you will gather, analyse and document business processes with a focus on the integration … and document test plans, test cases and test scripts based on the business and technical requirements. There will be a focus on UAT but experience in all forms of testing will be beneficial. We are looking for: Experience as a Technical Business Analyst Good exposure to Integration Testing skills e.g. Postman/APIs Some experience in QA More ❯

new SmartStream Algo system, ensuring data integrity and functional accuracy. Collaborate with business analysts, developers, and project managers to understand requirements and translate them into test scenarios. Perform system integration testing (SIT) and support user acceptance testing (UAT) phases. Identify, document, and track defects using standard defect management tools. Participate in test reviews, walkthroughs, and sign-off … processes. Ensure compliance with internal QA standards and regulatory requirements. Provide regular status updates and contribute to test reporting and metrics. Required Skills & Experience: Technical & Testing Expertise: Proven experience as a System Test Analyst or similar role in complex system upgrade or integration projects. Strong knowledge of system testing methodologies, tools, and best practices. Experience testing … is highly desirable. Knowledge of financial instruments (e.g., derivatives, repos, securities lending) and associated collateral workflows. Desirable Skills: Experience in Agile or hybrid project delivery environments. Exposure to automation testing tools or frameworks. ISTQB or equivalent testing certification. Please apply within for further details or call on (phone number removed) Alex Reeder Harvey Nash Finance & Banking To From More ❯

join a strategic system upgrade programme within a leading financial services organisation. This role focuses on upgrading the Algo Collateral Management System, ensuring robust interface validation and seamless system integration across key business and technology functions. Role & Responsibilities: Develop and execute detailed test plans, cases, and scripts for the system upgrade. Validate inbound and outbound interfaces, ensuring data integrity … and functional accuracy. Collaborate with business analysts, developers, and project managers to define and test requirements. Conduct System Integration Testing (SIT) and support User Acceptance Testing (UAT). Identify, document, and manage defects using tools such as JIRA. Ensure compliance with internal QA standards and contribute to test reporting and sign-off. Essential Skills & Requirements: Proven experience … as a System or Senior Test Analyst on complex system upgrade or integration projects. Strong knowledge of system testing methodologies and tools. Experience testing interfaces (file-based and API integrations). Proficiency with SQL for data validation and backend testing. Solid understanding of collateral management, settlements, or post-trade processing within financial services. Prior experience with SmartStream More ❯

being replaced with the latest version provided by SmartStream, who acquired the platform in 2017. The upgrade focuses on updating the system?s incoming and outgoing interfaces, ensuring seamless integration and operational continuity. Key Responsibilities: Develop and execute comprehensive system test plans, test cases, and test scripts aligned with the upgrade scope. Validate the incoming and outgoing interfaces of … new SmartStream Algo system, ensuring data integrity and functional accuracy. Collaborate with business analysts, developers, and project managers to understand requirements and translate them into test scenarios. Perform system integration testing (SIT) and support user acceptance testing (UAT) phases. Identify, document, and track defects using standard defect management tools. Participate in test reviews, walkthroughs, and sign-off … Provide regular status updates and contribute to test reporting and metrics. Required Skills & Experience: Proven experience as a System Test Analyst or similar role in complex system upgrade or integration projects. Strong knowledge of system testing methodologies, tools, and best practices. Experience testing interfaces (inbound/outbound), including file-based and API integrations. Familiarity with test management More ❯

are seeking a Senior QA Automation Engineer to join a leading financial services organisation on a 6-month contract. This hands-on role focuses on delivering high-quality automated testing across web, API, and data validation for investment and wealth management platforms. You will execute automation scripts, validate complex data flows, test RESTful APIs, and ensure releases meet reliability … and performance standards. Role & Responsibilities Develop, maintain, and execute automation frameworks for web, API, and data validation testing within wealth management and trading systems Perform functional, regression, performance, and integration testing for complex financial applications Test RESTful APIs using tools such as Postman or RestAssured Validate data and perform back-end testing using SQL Integrate automated … Skills & Experience 7+ years’ experience in QA engineering within financial services or other complex enterprise environments Strong Python scripting skills for automation Experience with Avaloq (desirable) Hands-on experience testing RESTful APIs and performing data validation Familiarity with CI/CD pipelines, version control (Git), and Agile methodologies Strong SQL skills and experience with back-end testing Excellent More ❯

but are not limited to, reviewing pay rules, works rules, combination rules etc. Provision of training to new users and maintenance of training documentation. Lead and document internal system integration testing and user acceptance testing activities for new configurations, system changes and the migration to the SaaS solution. Monitor and maintain interfaces between the HR, reporting, and More ❯

Core HR, Absence, Recruitment and Talent Management for UK clients. Apply hands-on experience in Core HR, Recruitment and Talent Management, particularly within the UK Public sector. Conduct System Integration Testing, support User Acceptance testing and Payroll Parallel Reconciliation (PPR) and support hyper care Utilize extensive knowledge of HCM technical tools, including HCM Data Loader (HDL), HCM … reporting, Fast Formulas, and Payroll Batch Loader. Effectively discuss complex technology solutions to diverse audiences, including technical, business, and management teams, walkthrough of Business Process Specification documents, Configuration Workbooks, Testing, Change Requests Lead customer discussions pertaining to integrations, data migrations, and reports related to Core HR, Recruitment and Talent Management and other relevant modules. Apply comprehensive knowledge and experience More ❯

and executing automated test solutions across multiple applications and platforms. The SDET will own the automation strategy, develop and maintain test scripts using C# and Selenium , implement behavior-driven testing with a BDD framework , and ensure comprehensive test coverage aligned with business requirements Key requirements: Strong experience in C# for test automation development Hands-on experience with Selenium WebDriver … for web application testing Proficient in BDD frameworks (e.g., SpecFlow, Cucumber) to implement behavior-driven tests Experience designing, developing, and maintaining automated test scripts for multiple applications and platforms Solid understanding of test automation strategy and best practices, including test architecture, framework design, and reusable components Familiarity with CI/CD pipelines and integrating automated tests into build and … deployment workflows (e.g., Azure DevOps, Jenkins) Ability to analyze business requirements and translate them into automated test scenarios Knowledge of API testing tools (e.g., RestSharp, Postman) and integration testing is a plus Experience with version control systems (e.g., Git) and collaborative development practices Interview process: 2 stages 1st stage - Technical coding interview over teams 2nd stage - situational More ❯

W3c standards and accessibility compliance (Government AA compliance). Techniques in build optimisation and performance for npm packages. Server-side and client-side performance techniques. Be responsible for Unit, Integration Testing, and End-to-End testing. Working in Agile teams. Your Profile Essential skills/knowledge/experience: Strong experience in HTML, JavaScript, Typescript, CSS, SCSS, SCSS modules. … Hands on experience in Git. Strong Skills in React, Next.js, Redux, React Context API, and State management. Good understanding of the Testing frameworks e.g., Jest, React testing library, and Enzyme. Strong working experience in package Build tools e.g., Webpack and Rollup. Experienced in building and deploying micro-frontend applications. Has the flexibility and understanding to work with UX More ❯

and tech stack. The role includes hands-on development, mentoring other developers, driving code review processes as well as working with the CTO to define the technical architecture and integration requirements for the solution. This is a great opportunity for a leading edge, innovative, high-class Java developer to enter the company at a time when you can make … Architected, designed, and led development of a microservices solution using Spring Boot Experience of Docker and AWS (ideally EventBridge & SQS) Experience of implementing RESTful web services Experience of unit testing using Junit, mocking frameworks and integration testing Experience of deploying into and using AWS services including VPC, EC2, RDS, API Gateway Experience of deploying and using industry More ❯

seamless data exchange , and ensuring data quality, security, and reliability across all systems. Youll play a key role in developing and optimising ETL pipelines , automating data workflows , and supporting integration between core business systems such as Microsoft Dynamics . Strong hands-on experience with Azure, SQL, and Python-based data engineering is essential. This is an excellent opportunity for … and reporting through high-quality, structured data models. Produce documentation and technical reports covering data models, pipelines, and architecture. What Were Looking For Proven experience delivering data migration or integration projects , ideally with ERP/CRM systems such as Microsoft Dynamics . Strong technical skills in Python , including libraries such as Pandas and NumPy . Hands-on experience with … proficiency in SQL and data modelling techniques. Knowledge of cloud data platforms (Azure preferred, AWS or GCP also considered). Experience working with APIs and tools like Postman for integration testing and troubleshooting. Excellent problem-solving , analytical , and communication skills. Desirable Certifications Bachelors degree in Data Science, Computer Science, Mathematics , or a related field. Microsoft Certified Azure Data More ❯

Ensure high standards of security, performance, and reliability across all environments. Support migration and modernisation of legacy systems into Azure cloud environments. Collaborate with development teams to streamline code integration, testing, and deployment workflows. Implement robust monitoring and alerting using tools such as Azure Monitor , Log Analytics , and Application Insights . Troubleshoot infrastructure and deployment issues in production More ❯

Key Responsibilities: Analyse business requirements and develop software solutions on IBM i (AS/400). Maintain and enhance the Paladign system, including its update module. Conduct unit and integration testing, and manage software releases. Collaborate with global teams across development, QA, and support. Ensure documentation and code standards are upheld. Must-Have Skills: 5+ years in Financial More ❯

and delivering solutions using C#/.NET, Azure, Angular, Python, SQL Server and other technologies Building robust, high quality systems using modern best practices in software engineering, unit/integration testing and CI/CD Staying curious and proactive, taking ownership of learning trading workflows and identifying opportunities where technology can add commercial value Requirements for the Front More ❯

excellent English skills Master’s degree in a STEM subject Desirable Skills: Knowledge of IFRS 17/IFRS 9 and regulatory reporting. Experience with Oracle Cloud ERP & EPM and integration testing. Expertise in data migration, reconciliation, and financial controls testing. Familiarity with cutover planning, dress rehearsals, and parallel runs. All profiles will be reviewed against the required skills and More ❯

existing software. Following our Development Processes, including participating in our two-week-long sprints. Participating in design meetings and giving input/opinions on how things should be built. Testing software, including – unit, functional and integration testing. Documentation. Working with other departments to discuss requirements. Present and recommend ideas for software improvements, upgrades and modifications. Participating in scheduled … and the CTO. Follow W1M approved development methodologies and - even if following Agile processes - ensure that there is a documented business requirement for the work being undertaken. Perform software testing - at unit, module, user, integration and deployment level. Communicate status and progress reporting from time to time. Ensure appropriate documentation of developments is maintained. BACKGROUND/EXPERIENCE Knowledge More ❯

APIs & Data: REST/JSON, SQL, PostgreSQL/Postgres , databases DevOps: CI/CD, Docker , containerisation, Ubuntu/Linux, AWS , Serverless, CDK/CDKTF , Ansible Quality & Analytics: Postman API, testing frameworks, web analytics Patterns: Secure SDLC, OWASP Top 10 , TDD , Git-based workflows Must-have experience Proven delivery of full-stack web applications (frontend + backend + API) from … design to production deployment . Hands-on with TypeScript , React , Node/Express , SQL/PostgreSQL , Docker , CI/CD . Building and consuming RESTful APIs ; JSON schemas; integration testing. Comfortable in AWS and modern Infrastructure-as-Code approaches. Strong engineering fundamentals: code reviews, testing, observability, performance tuning . Security Clearance: Active SC or DV (must be current More ❯