Lead Software Engineer in London
Lead Software Engineer

Lead Software Engineer in London

London Full-Time 48000 - 72000 £ / year (est.) No home office possible
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At a Glance

  • Tasks: Design and build large-scale systems while mentoring fellow engineers.
  • Company: Fast-growing FinTech empowering UK businesses with innovative solutions.
  • Benefits: True hybrid working, 25 days holiday, competitive salary, and equity package.
  • Why this job: Join a modern engineering culture and make a real impact on nationwide platforms.
  • Qualifications: Experience in Python and TypeScript, with strong collaboration skills.
  • Other info: Inclusive environment with continuous learning and excellent career growth opportunities.

The predicted salary is between 48000 - 72000 £ per year.

We’re partnered with a fast-growing FinTech scaling a high-impact platform that empowers UK businesses. They’ve delivered billions in funding and continue to grow rapidly — and now they’re hiring a Lead Software Engineer to help drive the next stage of their product and platform evolution.

This role offers high ownership, modern engineering culture, and the opportunity to work across the stack while shaping scalable, secure systems used nationwide.

The Role
  • Design and build large-scale, production-grade systems.
  • Contribute across backend (Python) and frontend (TypeScript/React).
  • Work in a DevOps culture — you build it, you run it.
  • Collaborate cross-functionally and influence architectural decisions.
  • Mentor engineers and share knowledge across teams.
  • Choose simple, pragmatic solutions over unnecessary complexity.
  • Consider the wider product and business impact of your work.
  • Use modern tooling, including Generative AI, to boost productivity and decision-making.
How They Work
  • Cross-functional squads with shared ownership.
  • Outcome-focused, solving real user problems with measurable results.
  • Continuous improvement mindset with regular learning and iteration.
  • Strong user empathy and data-informed product direction.
  • Continuous deployment and automated release pipelines.
  • Test-first engineering with high-quality standards.
  • End-to-end ownership from idea to production.
  • Cloud-native systems built for resilience and scalability.
Engineering Culture
  • Inclusive, diverse teams where every voice is valued.
  • Supportive, collaborative, low-ego environment.
  • Engineers empowered to experiment, innovate, and take ownership.
  • A culture built on openness, trust, and shared learning.
Benefits
  • True hybrid working — no mandated office days.
  • 25 days holiday + bank holidays + enhanced family leave.
  • Competitive salary & equity package.
  • High-spec laptop (macOS or Ubuntu).
  • Team socials, breakfasts/dinners, and supportive onboarding.
  • Cycle-to-work and EV schemes.

Lead Software Engineer in London employer: Atarus

Join a dynamic FinTech company that champions innovation and empowers UK businesses through its high-impact platform. With a strong focus on employee growth, this organisation fosters an inclusive and collaborative culture where engineers are encouraged to take ownership and experiment with modern technologies. Enjoy the benefits of true hybrid working, generous holiday allowances, and a supportive environment that values every team member's contribution.
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Contact Detail:

Atarus Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Lead Software Engineer in London

✨Tip Number 1

Network like a pro! Reach out to your connections in the FinTech space and let them know you're on the lookout for opportunities. A personal recommendation can go a long way in landing that Lead Software Engineer role.

✨Tip Number 2

Show off your skills! Create a portfolio showcasing your projects, especially those involving Python and TypeScript. This will give potential employers a taste of what you can bring to their team.

✨Tip Number 3

Prepare for technical interviews by brushing up on your coding skills and system design principles. Practice common interview questions and be ready to discuss how you've contributed to past projects.

✨Tip Number 4

Don't forget to apply through our website! We make it easy for you to connect with exciting roles like this one. Plus, it shows you're genuinely interested in joining our team!

We think you need these skills to ace Lead Software Engineer in London

Python
TypeScript
React
DevOps
Architectural Decision-Making
Mentoring
Cross-Functional Collaboration
Generative AI
Cloud-Native Systems
Continuous Deployment
Test-First Engineering
Scalability
Resilience
User Empathy
Data-Informed Decision Making

Some tips for your application 🫡

Tailor Your CV: Make sure your CV reflects the skills and experiences that align with the Lead Software Engineer role. Highlight your expertise in Python and TypeScript, and don’t forget to mention any experience you have with DevOps practices!

Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Use it to tell us why you're passionate about FinTech and how your background makes you the perfect fit for our team. Be genuine and let your personality come through.

Showcase Your Projects: If you've worked on any relevant projects, make sure to include them in your application. Whether it's a personal project or something from your previous job, we want to see how you've applied your skills in real-world scenarios.

Apply Through Our Website: We encourage you to apply directly through our website. It’s the best way to ensure your application gets into the right hands and shows us you’re serious about joining our awesome team!

How to prepare for a job interview at Atarus

✨Know Your Tech Stack

Make sure you’re well-versed in Python and TypeScript, as these are key for the role. Brush up on your knowledge of frameworks like React and be ready to discuss how you've used them in past projects.

✨Showcase Your Problem-Solving Skills

Prepare examples of how you've tackled complex engineering challenges. Be ready to explain your thought process and the impact of your solutions on the product and business.

✨Emphasise Collaboration

This role involves working cross-functionally, so highlight your experience in team settings. Share stories about mentoring others and how you’ve contributed to a supportive engineering culture.

✨Demonstrate a Growth Mindset

Talk about your commitment to continuous improvement and learning. Mention any modern tools or methodologies you’ve adopted, especially around DevOps practices and automated pipelines.

Lead Software Engineer in London
Atarus
Location: London
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  • Lead Software Engineer in London

    London
    Full-Time
    48000 - 72000 £ / year (est.)
  • A

    Atarus

    50-100
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