WeEngage Group | B Corp™
Senior Software Engineer
How your CV stacks up
Upload your CV to see how well it fits this job role
?%
10+ Senior Backend Engineers (Go / Kotlin) Fintech, London
- Location: Hybrid (~3 days on site), Permanent
- Salary: Up to £120,000 base + VSOP
- Requirements: Must have UK Right to Work
We're supporting a global fintech as they build out their first UK engineering team in London while expanding their global footprint.
They’re already operating at an international scale, but the London engineering hub is new—which means this is an opportunity to join early, shape local culture, and work on financial products used by millions of merchants and consumers globally. In this exciting time, they’re tackling large-scale change, diverse regulations, and challenges, providing the option to not only make an impact, but also to bring creativity to finescale innovations.
About the Company
- A mature global fintech, not an early-stage startup
- Building a new London engineering hub across multiple teams
- Work spans high-scale financial infrastructure:
- Banking
- Payments
- POS (Point of Sale) systems
- Cloud solutions
- Core focus: Building reliable financial infrastructure—ledgers, balances, transactions, and merchant banking products
Reasons to use Rodeo
Start with a chat, not a search bar
Grad scheme, placement, apprenticeship? Not sure what you want yet — that's fine. Your agent talks it through with you and turns "I have no idea" into a shortlist.
It searches the market for you
Every day your agent scans the market matching roles against what actually matters to you, not just keywords on a CV.
Only hits
No noise. No "maybe this fits." Just roles with a clear explanation of why they're right — and where to focus when applying.
About You: Core Responsibilities
To thrive, you’ll need:
- Strong backend experience with ownership from design to long-term maintenance—building and owning with:
- Go or Kotlin (primary stack)
- Experience with distributed systems, reliable production-grade platforms, and post-production improvements
- Polyglot stack knowledge: Comfortable working with:
- Java
- Some legacy Elixir
- Optional integration skills welcome
Get help with your application
Your very own career expert that helps elevate your application to the next level.
-
Ownership mindset: Design → Build → Run → Fix → Improve → Repeat
-
Ability to clearly communicate trade-offs in:
- System architecture
- Reliability and scalability
- Product impact
Technical Stack
Their modern stack includes:
- Languages: Go, Kotlin, Java, Elixir
- Infrastructure: AWS, Kafka, PostgreSQL, Kubernetes
- Observability: Robust monitoring and tooling
What We Offer
- Salary: ~ £95,000-£121,000 base (depending on experience)
- VSOP (Variable Bonus Programme)
- Professional development: Learning budget
- Benefits: 28 days’ leave + strong benefits package
This role reflects their commitment to fostering talent—with an equal emphasis on individual creativity and collective impact in fintech’s next wave of innovation.
“It took my CV and asked me questions relevant to understanding what kind of jobs to suggest for me. Suggestions were almost perfect. Jobs were exactly what I’ve been looking for.”
Jessica, London
Skills
Location