engineering
Posted Sep 24, 2025Senior Full Stack Engineer (Javascript)
London, United KingdomOn-site
Responsibilities
- Build performant, beautiful, and scalable features and services that delight our end users 2.
- Identify opportunities for adopting new technologies and patterns 6.
- Lead, manage and mentor junior members of the team and help develop technical talent at Atominvest 7.
Requirements
- We are looking for a highly motivated person with a hands-on approach looking to join the fast-paced world within a fintech software start-up.
- The must-haves: - 4-7 years+
- experience in web development and deep proficiency across the following technologies - ReactJS - NodeJS - AWS - MongoDB - HTML, CSS/LESS/SASS - Git / CICD - A passion for maintainable, readable, stable, secure, and scalable code - Track record of shipping high quality SaaS products and features at scale - An ability to think through client needs and incorporate end-user feedback - Strong UI/UX instincts and an eye for visual design - Understanding of client-side performance, including rendering
Benefits
- Our customers are sophisticated private equity, growth equity, and private credit firms managing billions in assets globally.
- experience in the financial services technology/ asset management space would be a bonus.
- What we offer - Competitive compensation (fixed base salary + performance incentives) - 25 days of holiday per year + bank holidays - Hybrid working style (a minimum of 3 days in our central London office is required) - Cycle2Work scheme - Employee Assistance Programme (EAP) to support employee wellness - A culture of trust, ownership, responsibility and autonomy in your work - An incredible team of smart and mission-driven people to work with - Fun working atmosphere - Significant growth opportunities -
Additional details
- Who is Atominvest Atominvest is the operating system for modern private markets asset managers.
- Our modular, flexible SaaS technology underpins key investor- and portfolio-management workflows.