All jobs

Senior Backend Engineer

TechTree's client
Series A
Salary
£200k – £250k
Work mode
On-site
London, United KingdomOn-sitePosted 1 week ago

What we're looking for

  • 7+ years of professional backend engineering experience
  • Expert-level proficiency in Python and modern web frameworks
  • Deep understanding of relational databases, especially PostgreSQL
  • Experience with cloud platforms (Azure preferred; AWS or GCP acceptable)
  • Bachelor's degree in Computer Science, Engineering, or equivalent practical experience

About the role

As a Senior Backend Engineer at this organization, you'll be at the forefront of building and scaling the infrastructure that powers the product. You'll design and implement robust, high-performance backend systems that handle complex data pipelines, enable seamless AI model deployment, and ensure enterprise-grade security and compliance for our financial services clients. Working closely with machine learning engineers, product teams, and infrastructure specialists, you'll architect scalable solutions that process sensitive financial data with precision and reliability.

This role offers the opportunity to tackle unique technical challenges at the intersection of AI and finance, where your work will directly impact how financial institutions leverage artificial intelligence to transform their operations. You'll drive technical decisions, mentor junior engineers, and help shape the engineering culture as we scale our platform to serve the world's leading financial organisations.

Key Responsibilities:
- Design, develop, and maintain scalable backend services and APIs that power the AI workspace platform
- Build and optimize data pipelines for processing large-scale financial datasets with high accuracy and performance
- Implement robust security measures and ensure compliance with financial industry regulations (SOC 2, GDPR, FCA requirements)
- Collaborate with ML engineers to productionize machine learning models and integrate them into backend systems
- Optimize database schemas and queries for high-throughput, low-latency operations across distributed systems
- Lead technical design reviews and mentor junior and mid-level engineers
- Monitor system performance, troubleshoot production issues, and implement solutions to improve reliability and uptime
- Contribute to engineering best practices, code quality standards, and technical documentation

Compensation & benefits

Reporting directly to the founders
200 - 250 K GBP base salary
Equity

Equity details

Type: equity
Details: 200 - 250 K GBP base salary + equity.

About TechTree's client

This organization is an AI-native workspace initially designed for investment banking, private equity, consultancies, and asset managers. This organization raised a historic $75M Series A, in December - one of the largest fintech Series A rounds ever. With strong product-market fit and live production deployments at some of the world's largest and most prestigious institutions, the team is working around the clock across offices in New York, London, and Hong Kong to become the leading AI application platform for enterprise.

Series A

Funding

Last round: $75M · Series A

Team

  • two well-known founders

Ready to apply?

Submit your application today.

Senior Backend Engineer
£200k – £250k