Kickstart Your Career with a Fast-Growing SaaS Startup! Position: Junior Full-Stack Developer Sector: Fintech / Entertainment Start Date: Immediate About Us Alteam is more than just a tech company; we are a hub of innovation and talent. We empower developers, designers, and consultants through a community built on mentorship, collaboration, and hands-on learning. We work closely with startups and scale-ups to create agile, high-performing engineering teams — and we’re currently hiring on behalf of one of our clients, a fast-growing SaaS company operating at the intersection of fintech and entertainment. The Role We’re looking for two Junior Full-Stack Developers eager to grow, learn, and make an impact. You’ll start by working closely with our senior engineers to: Solve production bugs Contribute to QA and testing Learn the platform architecture and codebase Gradually take ownership of new features and full-stack projects This is a fantastic opportunity for early-career engineers who want to level up quickly, gain exposure to modern technologies, and be mentored by experienced tech leads in a fast-paced, real-world environment. Contract Details Duration: Permanent, full-time position Experience Required: Minimum 3 years of professional experience Location: London (Hybrid) Compensation: £45,000 – £50,000 per annum, depending on experience Key Responsibilities Investigate and fix production bugs Support QA processes and write tests Collaborate with senior engineers to improve code quality and performance Build and maintain clean, reusable components Gradually contribute to new feature development across the stack Write clear technical documentation Communicate effectively within a fast-paced agile team Required Skills JavaScript / TypeScript (3 years) Node.js and Express React.js fundamentals API integration and debugging Familiarity with AWS or cloud environments Git and version control best practices Nice to Have Experience with Next.js or modern JS frameworks Understanding of automated testing Basic knowledge of Docker and CI/CD Exposure to NoSQL databases (MongoDB preferred) Who You Are You are curious and motivated to learn from experienced engineers, with a proactive, detail-oriented approach to problem-solving. You’re passionate about building reliable, scalable products and eager to grow quickly in a fast-paced, supportive startup environment. Join Us This is your chance to learn, grow, and build real-world impact alongside a talented team. If you’re a junior developer ready to take the next step in your career, we’d love to hear from you. Apply now to join the team and start your journey toward becoming a mid-level full-stack engineer. NO RECRUITERS OR AGENCIES. Direct applicants or referrals from our trusted partners only. Yoann, CEO at Alteam