ECM Selection Ltd.

ECM Selection Ltd.

South East London, East of England

Lead Rust Software Engineer

Full-Time£100,000 - 100,000 per yearकलUnited Kingdom
IT

Job Description

Salary: £100,000 - 100,000 per year

Requirements:
  • We require a 1st or 2.1 STEM degree from a top-ranked university.
  • We require extensive industry experience building mission-critical software products used in live environments.
  • We require recent hands-on experience delivering projects in Rust, ideally with the wider Rust ecosystem.
  • We require strong experience with C or C++ and writing efficient, optimal code bases.
  • We require experience working in one or more start-ups and delivering successfully in fast-paced environments.
  • We require experience using LLMs for code prototyping.
  • We require demonstrated leadership qualities, including mentoring, technical leadership, motivation, and contribution to strategy or business.
  • We require full, unrestricted rights to work in the UK, as we cannot offer sponsorship.
  • We require candidates to be based in London or able to travel to London for quarterly in-person strategy meetings.
  • We require openness to occasional overseas travel for client meetings.
Responsibilities:
  • We will have the successful candidate work as a senior software engineer in a technical lead and individual contributor role.
  • We will have them work closely with our CTO and software team.
  • We will have them mentor junior team members.
  • We will have them provide project management support.
  • We will have them contribute technical and strategic insight to the business.
  • We will expect them to help deliver fast-paced projects successfully.
  • We will expect them to use modern ML tools for prototyping while applying strong technical judgment to the code being written.
Technologies:
  • AI
  • CTO
  • Support
  • Rust

More:

We are a London-based tech start-up disrupting the global transport sector through innovative software solutions. We are a growing team offering an excellent compensation package and possible share options. We work in a highly hybrid environment, with most work remote and one week each quarter spent together in our central London office for strategy sessions. There may also be occasional overseas travel for client meetings. Our team values technical leadership, innovation, and the ability to blend modern AI tooling with deep engineering expertise.

last updated 31 week of 2026

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About ECM Selection Ltd.

ECM Selection Ltd.

ECM Selection Ltd.

South East London

IT

Skills & Technologies

C++RustRESTAILLMUI

Inferred from job description

Salary Insight

£100,000

This role

£85,000

UK median

This salary is 18% above the UK median for Lead roles85,000/yr).

Based on 2024–2025 UK technology sector benchmarks

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