Senior Backend Engineer

Tangible; City Of London; Remote; GBP 52,000 - 80,000; Full time

Job summary

A fast-growing tech platform is seeking a Senior Backend Engineer to design and optimize scalable backend systems. The ideal candidate should have 3 years of experience in Python, proficiency in AWS, and a strong background in API development. This role is fully remote and requires collaboration across functions to deliver effective solutions in a startup environment.

Qualifications

• 3 years of professional experience with Python.
• Proven ability to design and maintain RESTful APIs.
• Solid expertise with Postgres or similar relational databases.
• Hands-on knowledge of AWS and containerization.
• Strong understanding of scalability and security best practices.

Responsibilities

• Build and optimize backend systems and APIs.
• Design robust data models in Postgres.
• Lead deployment of containerized applications in AWS.
• Contribute to architectural decision-making.
• Foster the development of junior engineers.
• Own the full backend lifecycle.

Skills

Python

AWS

Postgres

API development

Golang

Docker

Microservices

AI-assisted development tools

Job description

Tangible is a fast-growing tech-driven platform providing liquidity solutions to LPs and GPs in the private-markets secondaries space. By combining deep sector expertise with modern infrastructure we unlock liquidity across private equity private credit and real assets transforming the industry and enabling investors to move faster and smarter.

We are looking for a Senior Backend Engineer with strong expertise in Python and modern backend systems to design build and optimize scalable secure and high-performance applications. The ideal candidate will bring hands-on experience in API development databases and cloud infrastructure combined with a passion for delivering clean well-tested and maintainable code.

This role is open globally to full-time contractors who can work standard Central European Time (CET) hours.

Tasks

• Build and optimize backend systems and APIs with a focus on scalability reliability and meeting SLAs.
• Design robust data models in Postgres ensuring schema quality query optimization and data integrity.
• Lead deployment and management of containerized applications in AWS environments.
• Contribute to architectural decision-making and promote best practices in testing security and performance.
• Partner with frontend engineers product managers and designers to deliver end-to-end solutions.
• Foster the development of junior engineers through guidance knowledge exchange and structured onboarding support.
• Own the full backend lifecycle - from initial design to deployment and ongoing monitoring.

Requirements

• 3 years of professional experience with Python (experience with Golang is a plus).
• Proven ability to design and maintain RESTful APIs with strong focus on performance and reliability.
• Solid expertise with Postgres or similar relational databases.
• Hands-on knowledge of AWS (ECS RDS S3 CloudWatch) and containerization (Docker).
• Strong understanding of scalability testing and security best practices in distributed systems.
• Familiarity with modern backend architectures (e.g. microservices event-driven design).
• Excellent communication skills in English with the ability to collaborate across functions.
• Experience using AI-assisted development tools (e.g. Cursor AI) to enhance productivity code quality and collaboration.
• Thrives in a fast-moving startup environment - flexible proactive and self-directed.

If you meet the requirements above youre excited to shape the future of private markets and work alongside a brilliant team of engineers ex-bankers and startup superstars wed love to hear from you.

Key Skills

Business Intelligence,Bidding,Accounts Assistant Credit Control,Account Development,Content Development,Lab Testing

Employment Type: Full Time

Experience: years

Vacancy: 1