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Tech Lead

On-site in London·Added today (last checked 22 Oct)

Agency
numi

3 open roles

Overview

Salary
£110,000 - £130,000 a year

About £6,030 - £6,720 a month after tax.

Contract
Permanent contract

Skills

Nice to have

The role

Technical Lead

London / Hybrid

£110-130k

The opportunity

This is a rare chance to lead technically without stepping away from the code. You'll set the technical direction for a small, ambitious engineering team, working alongside the Director of Engineering to turn product goals into pragmatic designs and carry important work through to production. It's a hands-on role built on influence and credibility, not headcount.

What you'll be doing

  • Provide hands-on technical leadership from discovery and design through to implementation, release and production validation
  • Translate product and business goals into clear technical approaches, keeping solutions proportionate to the problem
  • Design, build and review software across a.NET, TypeScript and Python estate, stepping into complex or high-risk work when needed
  • Set and reinforce practical engineering standards across architecture, testing, security, observability and documentation
  • Mentor engineers through pairing, design reviews and constructive code review, broadening ownership across the team
  • Partner closely with the Senior Platform Software Engineer on reliability, CI/CD, GitOps and infrastructure automation
  • Help diagnose tricky production issues and turn them into durable fixes and useful runbooks
  • Champion thoughtful, responsible use of LLMs and coding agents across planning, implementation, testing and documentation

What we're looking for

  • Strong experience leading the technical delivery of production software while remaining a regular, credible contributor to the codebase
  • Sound system design judgement across APIs, distributed services, data flows and cloud native applications
  • Commercial experience with more than one of.NET, TypeScript/Node.js and Python, plus comfort working across unfamiliar codebases
  • Practical knowledge of AWS, Kubernetes and modern delivery practices, including CI/CD, GitOps and observability
  • A track record of simplifying systems and improving reliability without losing sight of customer value

Bonus points if you have

  • Experience building AI-enabled product features, RAG systems or production LLM integrations
  • Exposure to high-volume ingestion, queues, search, embeddings or vector databases
  • Knowledge of infrastructure as code, cloud cost optimisation or platform engineering at AWS scale

What's on offer

  • A genuinely hands-on leadership role with no direct reports and no meeting-led architecture-only remit
  • Hybrid working: two days a week in the office at London Bridge, London
  • No formal on-call rota currently in place
  • A team that actively encourages the use of LLMs and coding agents to work smarter, not just harder

About numi

Industry
Recruitment
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