3 of 3 Permanent Integration Testing Jobs in the City of Westminster

Senior Python Developer/ Engineer

Location
City of Westminster, England, United Kingdom
requirements into robust technical solutions. Design and implement integrations with internal client systems and external third-party APIs using REST, webhooks, and event-driven integration patterns. Apply software engineering best practices, including SOLID principles, Clean Architecture, Repository Pattern, Factory Pattern, Strategy Pattern, Dependency Injection, and other design patterns … dead-letter queues, and asynchronous messaging. Work within established development and release processes to ensure high-quality software delivery. Contribute to code quality, automated testing, performance optimization, and system reliability improvements. Support CI/CD deployment pipelines and collaborate with DevOps teams to ensure smooth and reliable application delivery. ...

Associate Business Systems Analyst

Location
City of Westminster, England, United Kingdom
accurate and up-to-date documentation including functional specifications, process flows, and data mapping documents Salesforce Revenue Cloud & Order-to-Cash Support the configuration, testing, and delivery of Salesforce Revenue Cloud (RCA/RCB) solutions including product catalog setup, quoting workflows, contract lifecycle management, billing schedules, and invoice generation … gaps and improvement opportunities Work closely with developers and implementation partners to ensure solutions are built to specification and aligned with business requirements Support integration testing between Salesforce and downstream systems including NetSuite, Avalara, and other revenue operations tools Testing & Quality Assurance Develop test scenarios, test cases ...

Lead Data Engineer

Location
Westminster, West End, United Kingdom
transform data for analytics using SQL and dbt to support business intelligence and reporting workloads Write production-grade Python/PySpark code with disciplined testing, performance tuning, and maintainable object-oriented design Implement infrastructure-as-code (e.g., Terraform) to provision and manage cloud-based data platform components Containerize … years of recent, hands-on professional experience actively coding as a data engineer Strong software engineering fundamentals (system design, data structures, object-oriented programming, testing strategies, and end-to-end development lifecycle) Strong Python programming skills, including unit and integration testing Hands-on experience building and operating ...