Top Tech Jobs & Startup Jobs in London

Design, implement, and maintain systematic trading strategies and investable indices across asset classes. Develop production-grade algorithms, support risk management and hedging, build infrastructure and automation, and collaborate with Structuring, Trading, and Technology teams globally to drive robust, scalable solutions.

Support design and rollout of AI/ML and Generative AI governance across CIB: build executive reporting and dashboards, update governance documentation, deliver training and communications, monitor compliance, remediate issues, and partner with data science, engineering and business stakeholders to implement governance tooling and process improvements.

Design, build and operate cloud-native backend microservices (Java) for banking products. Ensure secure, reliable, scalable systems with strong testing, performance tuning, zero-downtime releases, and production support including incident management.

Lead development of large-scale, real-time and historical market-data applications using KDB/Q. Drive system design, coding, performance optimization, scalability, high availability, and CI/CD automation. Mentor team members, manage delivery, partner with stakeholders and support teams, and help migrate and re-architect systems to AWS while improving operational stability and testing practices.

Lead design and implementation of cloud-native platform services, own the full SDLC including CI/CD automation, ensure reliability and security, mentor engineers, drive architecture reviews, adopt tooling (including agentic AI), and improve developer experience and operational excellence across teams.

Support external reporting for Equities Product Control by designing and maintaining controls, reconciling trading positions and balances, investigating data mismatches, driving process improvements and automation (Alteryx), supporting audits, and collaborating with trading, treasury, operations and finance teams.

Manage day-to-day pensions product operations: own roadmap, triage and close incidents, maintain Jira backlog, coordinate cross-functional delivery, drive root-cause fixes, report to governance and stakeholders, and ensure regulatory alignment and continuous improvement of customer journeys.

Lead engineer designing, developing, and troubleshooting ultra-low-latency electronic trading systems. Write high-quality C++14 production code for multithreaded, networked applications, collaborate with traders and cross-functional teams, lead engineering practices, participate across the SDLC, and drive automation and stability improvements for order routing, matching engines, market access, and risk systems.

Support the Treasury Wind Down team by preparing analyses and automating processes for orderly wind down of trading and derivatives. Contribute to Resolution Financial Analytics, prepare regulatory submissions, refine methodologies, and develop stakeholder materials. Collaborate with SMEs and technology partners to enhance regulatory readiness and deliver high-quality analytics for US and EMEA recovery planning.

Lead end-to-end technical programs for Chase ICB: create and maintain program plans, track milestones/risks/decisions, coordinate cross-functional engineering/product/operations teams, enforce governance, facilitate meetings, drive delivery on scope/time/budget, and champion process and tooling improvements (including cloud, CNCF, and AI adoption).