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- Tasks: Lead the development of high-performance platforms and shape backend architecture.
- Company: Join a product-led engineering firm transforming financial services in the UK.
- Benefits: Competitive salary, equity, private health, and hybrid work options.
- Why this job: Make a real impact by building systems for millions of users.
- Qualifications: Expertise in Python, APIs, and experience leading engineering teams.
- Other info: Dynamic role with opportunities for mentorship and technical leadership.
The predicted salary is between 78000 - 130000 £ per year.
Location: London (Hybrid)
Salary: Up to £130,000 + Equity + Private Health
Our client builds high-scale, high-performance platforms used by millions of customers every day powering intelligent digital experiences, real-time services, and seamless integrations for some of the UK's most recognisable financial services brands. They're a product-led engineering organisation with a deep focus on craft, simplicity, and technical excellence. With massive data volumes, complex system interactions, and an engineering culture that ships fast, this is an environment built for people who love solving hard problems at scale.
If you want to lead architecture, shape platform direction, and build world-class back-end systems that power mission-critical products, this is the one.
ROLE: We're seeking Lead Back End Engineers who can drive backend strategy, guide technical decisions, and elevate engineering standards across key product areas. This is a senior engineering role - ideal for someone who wants ownership, architectural influence, and the chance to build systems that scale to millions of users.
You’ll define technical vision, lead critical backend projects, and act as a trusted engineering voice in product and platform discussions - shaping everything from API design and system architecture to performance, resilience, and scalability.
What You’ll Bring:
- Expert-level Python & Front End engineering skills — clean, scalable, production-grade code
- Strong experience building and designing APIs (REST, GraphQL, or gRPC)
- Hands-on architectural depth — Microservices, distributed systems, event-driven patterns
- Cloud expertise (AWS preferred) — Lambda, ECS, DynamoDB, SQS, SNS, API Gateway
- Proven track record delivering high-scale backend systems
- Experience leading engineers — mentoring, technical direction, code standards
- Excellent communicator with the ability to influence product and technical strategy
- Passion for robust engineering — testing, observability, optimisation, performance
Apply now and take a lead role building the foundations of one of the UK's most ambitious consumer platforms.
Lead Software Engineer in London employer: Loop Recruitment
Contact Detail:
Loop Recruitment 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 industry, attend meetups, and engage with online communities. You never know who might have the inside scoop on job openings or can refer you directly.
✨Tip Number 2
Show off your skills! Create a portfolio showcasing your projects, especially those involving Python, APIs, and cloud technologies. This gives potential employers a taste of what you can do and sets you apart from the crowd.
✨Tip Number 3
Prepare for interviews by brushing up on technical concepts and system design. Practice explaining your thought process clearly, as communication is key in a lead role. We recommend doing mock interviews with friends or using online platforms.
✨Tip Number 4
Don’t forget to apply through our website! It’s the best way to ensure your application gets noticed. Plus, we love seeing candidates who are proactive about their job search!
We think you need these skills to ace Lead Software Engineer in London
Some tips for your application 🫡
Tailor Your CV: Make sure your CV reflects the skills and experiences that match the Lead Software Engineer role. Highlight your expertise in Python, APIs, and any relevant cloud technologies to catch our eye!
Craft a Compelling Cover Letter: Use your cover letter to tell us why you're passionate about this role and how your experience aligns with our mission. Share specific examples of your past projects that demonstrate your technical leadership and problem-solving skills.
Showcase Your Projects: If you've worked on high-scale systems or have experience with microservices, make sure to include those projects in your application. We love seeing real-world applications of your skills!
Apply Through Our Website: For the best chance of getting noticed, apply directly through our website. It helps us keep track of your application and ensures you’re considered for the role as soon as possible!
How to prepare for a job interview at Loop Recruitment
✨Know Your Tech Inside Out
Make sure you brush up on your Python and front-end skills, especially React and Typescript. Be ready to discuss your experience with APIs and microservices, as well as any cloud technologies you've worked with, like AWS. The more you can demonstrate your technical expertise, the better!
✨Showcase Your Leadership Skills
Since this role involves mentoring and leading engineers, be prepared to share examples of how you've guided teams in the past. Talk about your approach to technical direction and how you've influenced engineering standards. This will show that you're not just a coder, but a leader.
✨Prepare for Problem-Solving Questions
Expect to face some challenging scenarios during the interview. Think about complex problems you've solved in previous roles, particularly those involving high-scale systems. Practice articulating your thought process clearly, as they’ll want to see how you tackle tough issues.
✨Understand the Company’s Vision
Research the company and its products thoroughly. Understand their focus on craft, simplicity, and technical excellence. Being able to align your answers with their mission will show that you're genuinely interested in the role and can contribute to their goals.
