💼 Full-Time Position

Manager Software Engineer

🏢
LSEG
📍 london, england, United-Kingdom
📍
Location
london, United-Kingdom
📅
Posted
May 25, 2026
Type
Full-Time
🎯

Full-Time Opportunity: This is a permanent, full-time position with a competitive package and real career growth potential.

Job Description

Senior Engineering Manager – Heimdall Manager GG14

We are seeking a Senior Engineering Manager to join our Customers Identity & Access Management team at LSEG. You will play a pivotal role in maintaining and evolving our custom Secure Token Service, a critically significant component of our infrastructure that underpins secure authentication across to our customers.

This is a rare opportunity to work on a high‑performance, low‑latency, and highly resilient system at scale, with direct impact on the security and reliability of financial services used globally.

Responsibilities

  • Lead and mentor a team of Senior Developers.
  • Own and evolve a custom‑built application written in Go & Python, deployed in AWS, and crafted for sub‑millisecond latency and 99.999% uptime.
  • Implement and optimize OAuth2 and OpenID Connect flows for secure, scalable authentication.
  • Collaborate with DevOps and Security teams to ensure robust...