Front End UI Developer - B2B Contract
Senior Consultant / Independent Contributor
📍 Minimum 3 Days Per Week in Office
⚡ Strong ReactJS Experience Essential
We are looking for an experienced Front End UI Developer to join the Data Platforms Product Team, focused on designing and building modern UI products for GBM client usage.
This is an excellent opportunity for a highly capable developer who enjoys working in a collaborative environment while also taking ownership of projects independently.
Key Responsibilities
- Design and develop sophisticated, high-quality user interfaces for enterprise applications
- Work closely with product and engineering teams to deliver scalable UI solutions
- Lead development initiatives and contribute as an independent senior consultant
- Write clean, maintainable, and testable code
- Create and execute unit and end-to-end test scripts
- Contribute ideas, solve problems proactively, and drive technical solutions forward
Required Skills & Experience
- 5–8 years of professional experience developing web applications
- Strong hands-on experience with ReactJS (React 18.2 preferred)
- Experience with Angular is beneficial; willingness to learn new technologies is important
- Ability to design complex user interfaces with minimal supervision
- Strong understanding of REST APIs and WebSocket communication
- Experience with unit testing and end-to-end testing frameworks
- Familiarity with NodeJS, Java, and JavaScript bundling tools
- Solid understanding of software design patterns and algorithms
- Ability to work independently and confidently communicate technical ideas
Desirable Skills
- Exposure to Cloud technologies
- Knowledge of financial markets or banking environments
What We’re Looking For
- A solution-oriented mindset
- Strong ownership and leadership capabilities
- Excellent collaboration and communication skills
- Someone comfortable working within a close-knit, high-performing team while independently leading initiatives
Key Skills
Ranked by relevance
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- Posted
- May 09, 2026
- Type
- Contract
- Level
- Mid-Senior
- Location
- Warsaw
- Company
- Tenth Revolution Group
Industries
Categories
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3 roles aligned with this opportunity
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