Senior Full‑Stack Software Engineer (Java, Python)

Exadel · Poland

Posted 8/25/2026 · last confirmed live 8/26/2026

Join Exadel as a Senior Full-Stack Software Engineer and power global systems that matter. Mentor top talent, own the roadmap, and help build what’s next—together. Why Join Exadel We’re an AI-first global tech company with 25+ years of engineering leadership, 2,000+ team members, and 500+ active projects powering Fortune 500 clients, including HBO, Microsoft, Google, and Starbucks. From AI platforms to digital transformation, we partner with enterprise leaders to build what’s next. What powers it all? Our people are ambitious, collaborative, and constantly evolving. About the Client An international transportation technology company focused on building scalable digital solutions for modern rail operations. The organization develops internal platforms and automation tools that improve operational efficiency, support business growth, and streamline complex processes in a fast-paced environment.  Project Tech Stack Python, JavaScript, TypeScript, Java, Flask, FastAPI, Node.js, React, Spring Boot, AWS, Azure, Terraform, Serverless, Elasticsearch, Snowflake, Kafka, Datadog, Kibana  What You’ll Do Maintain and evolve core products built with Java, Python, Node.js, and React Work in a self-organized, cross-functional Agile team Contribute to architectural decisions and technical improvements Support migration and modernization of existing systems Develop scalable and high-quality software solutions Ensure high engineering standards through testing and code reviews Collaborate closely with engineers and stakeholders to deliver user-centric solutions Drive technical excellence and continuous product evolution What You Bring Extensive professional experience in Full Stack development at a senior level Strong hands-on experience with Java and Python Experience with Node.js and React.js (conceptual understanding is sufficient)  Experience with frontend technologies such as TypeScript/JavaScript  Solid understanding of software architecture and system design Experience maintaining and modernizing legacy systems Experience with testing frameworks and automated testing practices Strong focus on code quality and engineering best practices Experience working in Agile environments Strong communication and collaboration skills Nice to have Experience with Java and Spring Boot Experience with AWS or Azure cloud platforms Knowledge of Terraform and serverless architectures Experience with Kafka and distributed systems English level: Upper-Intermediate Legal & Hiring Information  Exadel is proud to be an Equal Opportunity Employer committed to inclusion across minority, gender identity, sexual orientation, disability, age, and more. Reasonable accommodations are available to enable individuals with disabilities to perform essential functions. Please note: this job description is not exhaustive. Duties and responsibilities may evolve based on business needs. Compensation details are shared with candidates at the early stage of the recruitment process. The offer is not binding until a signed contract is in place. Your Benefits at Exadel   Exadel benefits vary by location and contract type. Your recruiter will fill you in on the details. International projects In-office, hybrid, or remote flexibility Medical healthcare Recognition program Ongoing learning & reimbursement  Well-being program Team events & local benefits  Sports compensation  Referral bonuses  Top-tier equipment provision Exadel Culture We lead with trust, respect, and purpose. We believe in open dialogue, creative freedom, and mentorship that helps you grow, lead, and make a real difference. Ours is a culture where ideas are challenged, voices are heard, and your impact matters.

This role is published by Exadel on greenhouse. SwiftFit is not the employer and does not accept applications.