Salary: £66,000 - 106,000 per year Requirements: Proven experience within Communications Surveillance Technology Strong background in technical leadership within software delivery teams Hands-on expertise across the full software development lifecycle Deep knowledge of at least one leading Communications Surveillance platform Familiarity with Regex, SQL, and Boolean search concepts Strong understanding of distributed systems, information security, and cloud technologies Experience with major communication platforms and capture solutions (e.g., Bloomberg, LSEG, ICE, Symphony, WhatsApp, WeCom, Smarsh, Global Relay, Behavox) Experience with communications data structures, ETL/ELT pipelines, and data integrity standards Strong understanding of CI/CD practices and agile methodologies Excellent communication and stakeholder-management skills Understanding of financial markets or trading systems (desired) Knowledge of FCA Market Abuse Regulation (desired) Experience in performance optimisation and profiling (desired) Familiarity with modern UI frameworks (React, Typescript) (desired) Exposure to containerisation and orchestration tools (desired) Understanding of architectural frameworks and best practices (desired) Knowledge of AWS or other cloud platforms (desired) Responsibilities: Serve as the primary technical leader within the Surveillance Technology team Provide expert oversight across analysis, architecture, design, and delivery of complex systems Architect, build, and evolve scalable, high-performance solutions for Communications Surveillance and Record Keeping Lead engineering standards: architecture reviews, vendor assessments, impact analysis, and automated testing Mentor and develop engineering talent, fostering a culture of continuous learning Champion innovation by evaluating new technologies and methodologies within Surveillance and Record Keeping Translate complex technical concepts for both technical and non-technical stakeholders Support agile planning, estimation, and prioritisation Identify opportunities for system optimisation, refactoring, and alignment to target architectures Manage technical risks, issues, and dependencies Benchmark against peer organisations to ensure alignment with regulatory and industry expectations Technologies: AWS Architect CI/CD Cloud ETL Support React SQL Security TypeScript UX UI Design DevOps Mobile More: We are a leading name in global financial markets, expanding our Communications Surveillance and Record Keeping Technology function in response to increasing regulatory scrutiny. This role offers an exceptional opportunity for a Principal Engineer to play a central technical leadership role within our Surveillance Technology team. You will influence strategy, shape engineering standards, and drive innovation across a complex, business-critical technology landscape. We foster a culture of continuous learning and innovation, and we welcome passionate individuals ready to make a significant impact in a fast-moving environment. last updated 15 week of 2026