Full-Stack Engineer in London

Full-Stack Engineer in London

London Full-Time 36000 - 60000 € / year (est.) No home office possible
nsave

At a Glance

  • Tasks: Build and maintain scalable, secure applications while creating exceptional user experiences.
  • Company: Join nsave, a fast-growing fintech company on a mission to empower the financially excluded.
  • Benefits: Enjoy competitive salary, share options, private medical insurance, and wellness budgets.
  • Other info: Be part of a diverse team that values service, urgency, ownership, and excellence.
  • Why this job: Make a real impact in fintech by solving critical problems for users worldwide.
  • Qualifications: Strong full-stack development skills with experience in TypeScript, React Native, and backend services.

The predicted salary is between 36000 - 60000 € per year.

About nsave

nsave is a fintech company headquartered in London. Founded by Amer Baroudi and Abdallah AbuHashem, our vision is to “Protect and grow the wealth of the financially excluded”. We provide trusted USD accounts and an investment platform for individuals living in distressed economies, where inflation is high and banking systems are unstable. Our compliance-by-design approach and proprietary technology allow us to deliver these services securely and at scale. To date, nsave has raised $22M from leading investors including Sequoia Capital, TQ Ventures, Y Combinator, and SV Angel. Our team has grown 200% in the last year, and with so much more ahead, we’re just getting started!

Location: Full-time, on-site role based in London (Shoreditch)

About the Role

As a Full-Stack Engineer at nsave, you’ll own features end-to-end, from crafting intuitive, performant user interfaces to designing the APIs and services that bring them to life. You’ll collaborate closely with our CTO, CEO, and design and engineering teams to deliver a seamless and trustworthy financial experience for our users across multiple regions.

Who you are

  • A strong full-stack developer: Comfortable building both intuitive user interfaces and robust backend services.
  • Tech-savvy: Proficient in TypeScript, React Native, and NestJS (Node.js).
  • Database and API fluent: Experienced with relational databases (Postgres) and designing clean, efficient APIs.
  • Cloud and DevOps aware: Knowledgeable about AWS (ECS, RDS/Postgres), Docker, and modern CI/CD pipelines.
  • Messaging and integrations: Familiar with event-driven architectures and messaging systems like Kafka.
  • Security-conscious: Understands secure coding and data privacy principles, ideally in fintech or other regulated environments.
  • Collaborative and product-focused: You care about creating seamless user experiences as much as building performant systems.
  • Curious and empathetic: Driven to use technology to solve real people’s problems.

How You’ll Make a Difference

  • Build end-to-end solutions: Design, implement, and maintain scalable, secure, and high-performance applications across the stack.
  • Create exceptional front-end experiences: Develop rich, accessible, and responsive interfaces that make financial management simple, transparent, and trustworthy.
  • Power our backend ecosystem: Own and develop backend services and APIs, from authentication to banking and compliance integrations.
  • Collaborate across teams: Work closely with product, design, and operations to turn user needs into technical solutions that have real impact.
  • Elevate engineering standards: Drive improvements in code quality, developer experience, and system reliability.
  • Balance speed with rigor: Iterate quickly while ensuring our systems meet the standards of a regulated fintech environment.
  • Champion best practices: Lead the way in testing, observability, and deployment for full-stack systems.

nsave Values

Alongside technical excellence, we look for people whose values align with ours:

  • Service - “Mission First”: We put the mission, our customers, and our team above self.
  • Urgency - “Stay focused. Move fast”: We act with urgency and intention, concentrating on what matters most.
  • Ownership - “Act as an Owner”: We take responsibility for outcomes end-to-end.
  • Standards - “Pursue Excellence”: We hold ourselves to high personal standards and continuously improve.

Please apply only if you:

  • Are deeply motivated by nsave’s mission and the problems we are solving.
  • Thrive in high-ownership, high-accountability environments.
  • Are comfortable operating with urgency and ambiguity.
  • Want to build from first principles in an early-stage, high-growth company.

Employee Benefits

  • nsave Share Options (subject to eligibility and plan rules).
  • 25 days Annual leave (+ UK Public Holidays).
  • Visa Sponsorship available.
  • Private Medical Insurance.
  • Free monthly Gym membership (via hussle).
  • £500 GBP Health & Wellness Budget.
  • Individual Learning & Development Budget.
  • Season Ticket Loan Scheme.
  • Cycle to Work Scheme.

nsave is an equal opportunity employer. We are committed to creating a diverse and inclusive workplace and welcome applications from all backgrounds, identities, and experiences. We do not discriminate on the basis of age, gender, ethnicity, religion, sexual orientation, disability, or any other protected characteristic.

Full-Stack Engineer in London employer: nsave

At nsave, we pride ourselves on being an exceptional employer that champions innovation and inclusivity in the fintech sector. Located in the vibrant Shoreditch area of London, we offer a dynamic work culture that fosters collaboration and personal growth, alongside competitive benefits such as private medical insurance, generous annual leave, and a dedicated learning budget. Join us to make a meaningful impact while working with cutting-edge technology in a mission-driven environment focused on empowering the financially excluded.

nsave

Contact Detail:

nsave Recruiting Team

StudySmarter Expert Advice🤫

We think this is how you could land Full-Stack Engineer in London

Tip Number 1

Network like a pro! Reach out to current employees at nsave on LinkedIn or other platforms. A friendly chat can give you insider info and might just get your foot in the door.

Tip Number 2

Show off your skills! If you’ve got a portfolio or GitHub, make sure it’s up to date with projects that highlight your full-stack capabilities. This is your chance to shine!

Tip Number 3

Prepare for the interview by understanding nsave’s mission and values. Be ready to discuss how your experience aligns with their goals, especially around creating seamless user experiences.

Tip Number 4

Don’t forget to apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, it shows you’re genuinely interested in joining the team.

We think you need these skills to ace Full-Stack Engineer in London

TypeScript
React Native
NestJS
Node.js
Postgres
API Design
AWS

Some tips for your application 🫡

Show Your Passion:When writing your application, let your enthusiasm for nsave's mission shine through. We want to see how motivated you are to help the financially excluded and how you can contribute to our vision.

Tailor Your Experience:Make sure to highlight your full-stack development skills and relevant experience in fintech. We’re looking for specific examples of how you've built user interfaces and backend services that align with our needs.

Be Clear and Concise:Keep your application straightforward and to the point. We appreciate clarity, so avoid jargon and focus on what makes you a great fit for the role. Remember, less is often more!

Apply Through Our Website:Don’t forget to submit your application through our website! It’s the best way for us to receive your details and ensures you’re considered for the role. We can’t wait to hear from you!

How to prepare for a job interview at nsave

Know Your Tech Stack

Make sure you’re well-versed in TypeScript, React Native, and NestJS. Brush up on your knowledge of relational databases like Postgres and be ready to discuss how you’ve used these technologies in past projects.

Showcase Your Problem-Solving Skills

Prepare examples of how you've tackled real-world problems using technology. Be ready to explain your thought process and how your solutions have made a difference, especially in a fintech context.

Emphasise Collaboration

Since the role involves working closely with various teams, highlight your experience in collaborative environments. Share specific instances where you’ve successfully worked with product, design, or operations teams to deliver impactful solutions.

Align with Company Values

Familiarise yourself with nsave’s values like 'Mission First' and 'Pursue Excellence'. During the interview, demonstrate how your personal values align with theirs and how you embody these principles in your work.