Top Tech Jobs & Startup Jobs in London

Design, build, and operate scalable, resilient backend services and APIs for the full customer order lifecycle. Implement microservices, event-driven Kafka workflows, GraphQL/REST APIs, and low-latency solutions using distributed databases and caching. Collaborate with product, architecture, and business stakeholders to solve high-volume transactional commerce challenges.

Design, build, and operate secure, scalable authentication and identity services. Own features end-to-end including design, development, testing, deployment, monitoring, and support. Develop resilient APIs and backend services, shape platform technical direction, and champion engineering best practices across teams.

Design, build, and operate scalable Order Management capabilities for checkout, fulfilment, returns, amendments, and cancellations. Own end-to-end features, shape platform architecture, improve integrations and automation, and drive observability, resilience, and operational excellence in a high-volume retail environment.

Lead and grow software engineering teams responsible for digital fulfilment platforms. Oversee planning, delivery, architecture, and operational excellence for in-store fulfilment, order collection, dropship and carrier integrations. Collaborate with product, design, and operations to define roadmaps, drive engineering best practices, and embed DevOps, automation, and scalable cloud solutions.

Design, build, and operate scalable backend microservices and APIs for pricing and promotions. Implement Kafka-based event-driven architectures, GraphQL/REST APIs, and resilient low-latency solutions using MongoDB, Redis, and PostgreSQL. Own features from design through deployment and production support.

Design, build, and operate scalable, resilient payment services and APIs for high-volume ecommerce. Own end-to-end features, improve observability and reliability, champion engineering best practices, and support production systems.

Build and evolve Python-based AI services powering personalised recommendation and conversational experiences. Design and implement evaluation frameworks (including LLM-based evaluation), run experiments and data-driven improvements, integrate AI services with APIs, and improve relevance, consistency, and customer outcomes at scale.

Lead QA for retail platforms (POS, Self-Checkout), shape quality strategy, build scalable test automation, drive operational excellence, mentor engineers, support CI/CD and production releases.

Design, build, and own end-to-end order management capabilities for checkout, fulfilment, returns, amendments, and cancellations. Drive platform architecture, integrations, CI/CD, observability, resilience, and operational excellence. Mentor engineers, collaborate with product and fulfilment stakeholders, and continuously improve engineering standards and tooling.

Lead the Forecasting, Ordering and Allocation product: define vision, roadmap, OKRs and backlog; partner with Engineering, Supply Chain, Retail and Commercial teams; use data, customer insight and experimentation to improve forecast accuracy, replenishment and operational efficiency; drive adoption, coach other PMs and champion product management best practices.