Technical Lead

Company: marshmallow
Apply for the Technical Lead
Location: London
Job Description:

About the Growth Team

The Growth team’s mission is to bring Marshmallow motor insurance to as wide an audience as possible. We focus on ensuring coverage meets the needs of a broad range of UK drivers and clearly communicate the value of Marshmallow’s offering to them, thereby growing our customer base, top line, and profitability.

Please note we are not in a position to offer sponsorship and/or a visa for this position.

Role

We’re looking for a Technical Lead – Backend to join our cross‑functional team of Engineers, Data Scientists, Data Analysts, Product Managers, and an Engineering Manager.

What you’ll be doing

  • Lead engineers within a product team to build scalable, reliable, and fault‑tolerant customer flows, including mid‑term adjustments and cancellations.
  • Manage and execute ambiguous technical solutions with appropriate urgency to deliver business impact.
  • Create and promote efficiency and speed within the team by improving existing solutions and developing new ones.
  • Partner with stakeholders to understand requirements and deliver functionality iteratively.
  • Mentor engineers from Junior to Senior levels, supporting their development through feedback and growth opportunities.
  • Originate and review architectural designs to meet Marshmallow’s growing scale.
  • Work closely with the Engineering Manager to champion and roadmap technical debt investment.

What we’re looking for from you

  • 8+ years of software engineering experience.
  • 2+ years of experience as a Technical Lead.
  • Strong experience developing and scaling complex microservices systems.
  • Previous experience identifying, analysing, and resolving system availability, reliability, and performance issues.
  • Experience mentoring and guiding engineers across development levels.
  • Strong expertise in an object‑oriented language, preferably Java, and a willingness to learn more.

Perks of the job

  • Flexible working: Spend 3 days a week with your team in our new collaborative London office.
  • Sabbatical Leave: Get a 4‑week fully paid sabbatical after being with us for 4 years.
  • Work From Anywhere: 4 weeks of work from anywhere, with no office requirement.
  • Competitive bonus scheme.
  • Flexible benefits budget: £50 per month to spend on a personal benefits budget.
  • Learning and development: Personal budget for books and training courses; 2 learning days a year.
  • Mental wellbeing support: Access therapy and mental health sessions through Oliva.
  • Private health care: Benefits through Vitality, including reduced gym membership and smartwatch discounts.
  • Medical cash plan: Assistance with dental, optical, and physiotherapy costs.
  • Tech scheme: Get the latest tech for less.

Other benefits

33 days holiday (including bank holidays), pension, cycle to work scheme, monthly team socials and company‑wide socials every month.

Our process

  • Initial call with Tech Talent Acquisition team (30–45 minutes).
  • Tech interview with two engineers focused on pair programming, systems design, and operational excellence (1 hour 30 minutes).
  • Past experience and culture interview with an engineering manager, checking alignment with our mission and values (1 hour 30 minutes).

Background checks

We’ll carry out standard background checks, including a DBS and a Cifas check.

Diversity of thought

We are committed to hiring fairly, regardless of background, identity or experience. If you see yourself in this role, we encourage you to apply.

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Posted: May 5th, 2026