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Job Description

Senior Software Engineer

Location: London (4 days on site)

We’re looking for a Senior Software Engineer to play a key role in designing, building, and maintaining critical parts of a modern, user-facing platform. This is a hands-on role where you’ll help shape technical direction, mentor other engineers, and ensure systems are robust, scalable, and easy to maintain.

You’ll work closely with product, design, and other cross-functional teams to deliver high-quality solutions that make a real impact, while contributing to a strong culture of engineering excellence.

What You’ll Be Doing

Lead the design and development of complex systems and business-critical features

Drive projects involving multiple contributors, ensuring strong technical alignment and high-quality delivery

Set engineering standards through code reviews, documentation, and process improvements

Take ownership of production systems, proactively monitoring, debugging, and resolving issues

Design for resilience, scalability, and observability

Act as a trusted technical advisor, translating business needs into effective technical solutions

Mentor and support other engineers, sharing knowledge and modelling strong decision-making

Contribute to team strategy, planning, and long-term technical direction

Participate in (and occasionally lead) in-person daily stand-ups

Influence engineering practices and culture beyond your immediate team

Essential Skills & Experience

Strong proficiency in TypeScript

Experience building production systems using React, React , Node.js , or similar frameworks

Solid understanding of system design, scalable architecture, and full-stack development

Experience with platforms and tools such as AWS, Expo, Vercel, or Camunda

Ability to write clean, maintainable, well-tested code and conduct thorough code reviews

Comfortable owning production systems and handling incidents

Confident leading technical discussions, evaluating trade-offs, and aligning stakeholders

Nice to Have

Experience in a high-growth or scaling environment

Background in healthcare, fintech, or other regulated industries

Familiarity with domain modelling, event-driven systems, or workflow automation

If you are interested in applying for this job please press the Apply Button and follow the application process. Energy Jobline wishes you the very best of luck in your next career move.