Top Tech Jobs & Startup Jobs in London

Leads performance assurance across large-scale government digital services. Owns performance strategies, requirements, risk assessments, load and resilience testing, production-readiness recommendations, and CI/CD integration. Manages performance engineers, plans and allocates workload, engages senior stakeholders, and leads root-cause analysis. The role also improves assurance practices through automation, tooling, and AI-assisted analysis while operating within governed and regulated environments.

Designs and maintains UI and API automation frameworks for government digital services. Develops automated tests using Java, JavaScript, Playwright, Selenium, Cypress, REST Assured and Postman; integrates testing into CI/CD pipelines; manages defects; supports UAT and end-to-end validation; and produces quality reports. The role collaborates within Agile teams, aligns testing with GOV.UK and DDaT standards, validates security, accessibility and performance requirements, and mentors junior testers.

Own the vision, strategy, roadmap, backlog, and outcomes of a UK public-sector digital service. Lead multidisciplinary teams through discovery, alpha, beta, and live phases while meeting GDS Service Standards. Prioritize user needs, manage senior stakeholders, track performance, ensure accessibility and security, support service assessments, and coach other product professionals.

Designs, builds, and maintains dimensional data models and quality-assured analytical datasets using dbt. Integrates complex data sources, manages metadata, performs data profiling, and supports data quality and governance standards. The role involves gathering requirements, collaborating with data engineers and analysts, documenting models, and enabling tools such as Airflow. It requires strong stakeholder communication and experience delivering analytics engineering solutions in complex or public-sector environments.

Business Analyst responsible for gathering and documenting business and functional requirements, mapping processes, facilitating stakeholder workshops, and translating business needs into actionable digital solutions. The role supports Agile delivery, backlog refinement, sprint planning, acceptance criteria, UAT, change management, and business readiness. It requires strong stakeholder management, analytical, communication, and documentation skills, with collaboration across product, design, engineering, architecture, and testing teams.

Lead technical application managed services for Workday Financials clients, overseeing integrations, reporting, security, incidents, enhancements, releases, and service-level delivery. Build and support Workday Studio, EIB, Core Connector, API, reporting, and analytics solutions. Troubleshoot financial-system integrations, authentication, data, and reconciliation issues; manage change and regression testing; document technical processes; and mentor junior consultants while serving as a technical stakeholder contact.

The Technical Business Analyst will translate business needs into technical and functional requirements for public-sector digital programmes. Responsibilities include writing user stories and acceptance criteria, modelling processes and integrations, refining Agile backlogs, maintaining traceability, identifying risks, supporting testing and UAT, and preparing releases. The role requires collaboration with stakeholders, developers, architects, and testers, plus strong documentation and communication skills.

Bridge business needs and engineering delivery by gathering and documenting requirements, creating user stories and acceptance criteria, modelling processes and integrations, maintaining traceability, and supporting testing, UAT, and releases. The role works with stakeholders, developers, architects, and testers on public sector digital programmes, identifying risks and constraints while communicating technical information clearly. Active SC clearance and weekly travel to London or Staines are required.

Designs and executes load, stress, volume, soak, and scalability tests for enterprise digital services and backend applications. Analyses logs, metrics, and performance results to identify bottlenecks, validates non-functional requirements and capacity assumptions, maintains test scripts and runbooks, raises evidence-based defects, and supports CI/CD integration. Collaborates with development, architecture, platform, and operations teams in regulated or high-assurance environments.

Develop and maintain scalable Java applications, RESTful APIs, and integrations. Responsibilities include writing clean code, conducting code reviews, debugging, testing, optimizing performance, documenting solutions, and collaborating with cross-functional Agile teams.