Top Tech Jobs & Startup Jobs in London

Lead the strategy, architecture and operation of the firm's IAM platforms. Own authentication, authorization, identity lifecycle, access governance and developer identity services. Build and mentor an IAM engineering team, drive automation, modernise identity services, define standards (MFA, RBAC/ABAC, PAM), and partner with engineering, security, risk and audit to ensure secure, scalable and auditable identity controls.

Design and build network automation frameworks, IaC solutions, CI/CD integrations, APIs and observability for large-scale network provisioning and lifecycle management. Partner with Network, Platform and Security teams to ensure reliability and support incident response.

Operate and evolve foundational infrastructure services including Terraform Enterprise, Active Directory, Jenkins and self-hosted platforms. Automate provisioning and lifecycle management, ensure monitoring, backups and recoverability, collaborate with platform and application teams, and participate in on-call incident response and continuous improvement.

Lead and grow a team of infrastructure engineers responsible for core services (TFE, AD, Jenkins, inventory tooling, bastions). Set technical direction, ensure reliability and performance, drive IaC and automation (including AI-driven initiatives), act as incident escalation, balance ops with long-term improvements, hire and develop staff, and represent the team's roadmap to stakeholders.

Lead and shape the Adversary Emulation (internal Red Team) programme: plan and run complex offensive security operations, provide technical leadership and stakeholder reporting, develop tooling and team capabilities, and coach team members to improve organisational security outcomes.

Lead the Strategic Planning Office to define and execute long-term strategy, own the three-year plan and AOP, set and track OKRs, drive governance and QBRs, advise senior leadership, and build a high-performing strategic planning function that improves organisational effectiveness using data and emerging technologies.

As an Observability Engineer, you'll design systems for telemetry management, build scalable pipelines, and contribute to industry observability standards. Responsibilities include extending OpenTelemetry and enhancing incident response with telemetry data.

The role requires leveraging financial knowledge and analytical skills to develop mathematical models predicting financial market movements, utilizing strong quantitative and computing skills in research.

The role involves developing and optimizing machine learning models and collaborating on research projects with quantitative researchers.

Join as a Database Platform Engineer to design, build, and operate critical database platforms, ensuring high availability and performance in a collaborative environment.