Hands-On Tech Lead: Mortgage Platform & Automation

Tembo

United Kingdom

On-site

GBP 100,000 - 180,000

Full time

14 days+
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Benefits offered by this job

Private health insurance
Enhanced parental benefits
Birthday day off
Annual international team offsite
Competitive salary and equity

Job summary

Tembo, the UK’s leading consumer mortgage platform, is seeking a highly hands-on Tech Lead. You’ll design, build, and ship core backend systems powering mortgage and savings products.

You will own significant parts of the codebase, drive technical direction, and collaborate closely with the CTO, CPO, and Senior Product Manager to translate business problems into robust technical solutions. You will lead architecture discussions, improve observability, and ensure delivery quality while

Qualifications

  • Significant experience building and operating production backend systems.
  • Experience leading the technical delivery of complex projects while remaining hands-on.
  • Designing and owning production systems end-to-end with architectural responsibility.
  • Strong experience with Ruby on Rails or a similar backend framework.

Responsibilities

  • Build and ship critical backend systems powering Tembo’s mortgage and savings platform.
  • Own the codebase: improve structure, reduce debt, and ensure maintainability as the company scales.
  • Lead technical execution: translate product priorities into actionable technical plans and milestones.
  • Own systems end‑to‑end: data modelling, deployment, monitoring, reliability and performance.

Skills

Backend experience
Production systems
Ruby on Rails
Financial systems
Data modelling
Distributed systems
Observability
Architecture vision
Cross-functional communication
Technical leadership

Job description

Tembo, the UK’s leading consumer mortgage platform, is seeking a highly hands-on Tech Lead. You’ll design, build, and ship core backend systems powering mortgage and savings products.

You will own significant parts of the codebase, drive technical direction, and collaborate closely with the CTO, CPO, and Senior Product Manager to translate business problems into robust technical solutions. You will lead architecture discussions, improve observability, and ensure delivery quality while

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