Top Tech Jobs & Startup Jobs in London

Principal Engineer in a forward-deployed role, partnering directly with teams to identify opportunities, build production-ready solutions, demonstrate emerging capabilities, and transfer knowledge. The role requires broad engineering expertise, architectural judgment, hands-on development, consulting skills, and practical use of AI with appropriate guardrails and quality controls. Work is hybrid for UK-based employees, with approximately one day per week in Edinburgh or London and occasional client-site travel.

Lead technical direction for an AI platform connecting workloads to multiple LLM providers. Build API gateway and routing infrastructure, agent orchestration, capability lifecycle tooling, access controls, API key management, caching, cost and latency optimization, adoption analytics, and trust, safety, and governance controls. Define API standards and promotion workflows while supporting auditable, scalable AI services across client engagements.

Senior AWS consulting leader advising enterprise clients on cloud, data and AI strategy. Lead discovery workshops, shape large-scale transformation programmes, design cloud-native roadmaps, support pre-sales, mentor architects, represent the firm externally, and ensure strategic intent translates into delivery.

The Senior Software Engineer will design, develop, and maintain applications using .NET and AWS, lead modernization efforts, adopt AI practices, and collaborate on technical solutions while ensuring engineering quality.

Design, build, operate, and improve cloud-native Kubernetes platforms. Maintain cluster health, GitOps, IaC (Terraform), CI/CD, observability, incident response, cost and performance optimisation. Partner with engineering teams, support deployments, reduce technical debt, and for Lead roles own roadmap, mentor engineers, and manage stakeholder priorities.

Build, optimise and stabilise AWS-based data pipelines (S3, Glue, Redshift, Lake Formation). Resolve technical debt, support the Architect on target-state design, collaborate with client engineering teams to transfer knowledge, and deliver production-ready platforms in regulated, high-volume gaming environments.