Lead Infrastructure Engineer (Python)

Company: 96 Morgan Stanley UK Ltd
Apply for the Lead Infrastructure Engineer (Python)
Location: London
Job Description:

We’re seeking a Lead Infrastructure Engineer covering designing, building and maintaining robust, resilient and scalable infrastructure automation systems at Vice President level.

Key Responsibilities

  • Design, implement and support new infrastructure solutions to enable our algorithmic trading business to operate efficiently, effectively and compliantly.
  • Collaborate closely with business‑facing development groups, system administrators and enterprise infrastructure engineers to implement and maintain solutions that reduce costs and manage technology risk.
  • Act as a subject‑matter expert for our Linux‑based electronic trading infrastructure platform.
  • Mentor, coach and lead less experienced engineers.
  • Provide technical leadership and vision for a small business‑aligned team of engineers and SREs.
  • Drive the continuous improvement of our infrastructure and working practices through regular reviews, blameless port‑mortems and other SRE techniques.

Qualifications

  • Advanced knowledge of Python and standard software‑engineering concepts (data structures, regular expressions, OOP, advanced algorithms).
  • Strong understanding of core Unix components – networking stack, daemon configuration, OS customisation.
  • Experience architecting large‑scale, robust, resilient and scalable systems.
  • Domain expertise in infrastructure automation and integration.
  • Ability to describe algorithmic and architectural trade‑offs in an algebraic or quantitative fashion.
  • Comfortable developing in a Linux and CLI‑based environment.
  • Knowledge of Linux command‑line debugging tools such as tcpdump and strace.
  • Familiarity with modern development tools and practices – agentic workflows, Git, Jenkins, test‑driven development and continuous integration.
  • Full‑lifecycle ownership of components from architecture design to ongoing support.
  • Proven technical‑leadership track record, working independently on technical problems and customer interactions.
  • Experience mentoring and leading less experienced engineers.
  • Familiarity with Go is a plus.

Benefits & Expectations

  • Access to comprehensive employee benefits including health, dental and retirement plans.
  • Flexible working arrangements and hybrid work options.
  • Opportunities for career growth and cross‑business mobility.
  • Support for work‑life balance and employee wellbeing.

Morgan Stanley is an equal‑opportunity employer committed to building and maintaining a diverse workforce. All qualified applicants will receive consideration for employment without regard to race, colour, religion, sex, national origin, disability, or veteran status.

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Posted: July 4th, 2026