Java/Python with React - L4 - Kraków/GFT locations - HSBC

GFT Technologies

GFT Technologies

Software Engineering

Kraków, Poland

Posted on May 9, 2026

Java/Python with React - L4 - Kraków/GFT locations - HSBC

Java/Python with React - L4 - Kraków/GFT locations - HSBC

Custom Field 1: Backend Development
Custom Field 3: Backend Development
Country/Region: PL
Date: May 5, 2026
Location:

Kraków, PL, 30-302

Working place: Hybrid

Type of contract: employment contract

Salary range: 14 580 - 22 350 PLN gross

What will you do?


You will work as a Senior Java/Python Engineer with React on enterprise-grade applications, contributing to architecture decisions, designing and implementing scalable solutions, and continuously improving user experience, stability, and service quality while collaborating closely with customers and cross-functional teams.

Your tasks

  • Participating in software architecture design
  • Leading UI changes and improvements to increase overall UX and application stability
  • Implementing solutions according to best design patterns
  • Analyzing requirements to fully understand solutions and recommend improvements
  • Creating comprehensive and clear documentation for developed solutions
  • Developing and working on application prototypes to validate concepts and designs
  • Managing changes through the service management lifecycle
  • Actively participating in automation and improvement of the service management lifecycle
  • Providing exceptional customer support by addressing and resolving issues promptly
  • Communicating effectively with customers to understand their needs and provide appropriate solutions

Your skills

  • A minimum of 5 years of professional experience in production applications development in Java or Python ecosystems including front-end development preferably React with a strong ability to troubleshoot, resolve, and prevent issues in a high-pressure environment
  • Proficiency in Java and Web API development with a solid understanding of building and maintaining scalable, secure, and efficient backend services
  • Expertise in database design and SQL skills particularly with SQL Server including advanced T-SQL scripting, query optimization, and performance tuning
  • Comprehensive experience in DevOps activities like continuous integration and continuous delivery
  • Experience with the software development life cycle including requirements gathering, design, development, testing, deployment, and maintenance
  • Exceptional problem-solving skills and keen attention to detail ensuring high-quality deliverables and efficient resolution of complex technical challenges
  • Strong hands-on experience with services in Java
  • Strong hands-on experience with backend services in Python
  • Experience with React-based front-end development
  • Knowledge of API governance
  • Experience with PL/SQL
  • Solid understanding and practical application of SDLC

We offer

  • Openness to hybrid work 2 days a week from our client office (for candidates from Kraków) and 6 days per month for candidates based outside Kraków
  • Working in a highly experienced and dedicated team
  • Benefit package tailored to your needs (medical, sport, lunch subsidy, life insurance, etc.)
  • Online training and certifications
  • Access to e-learning platform
  • Mindgram wellbeing platform
  • Work From Anywhere (up to 140 days/year abroad)
  • Social events

We are GFT Poland. WE KNOW how to tackle complex issues with innovative approach to deliver the highest value. Our reputation has been built around one simple rule: we do not overpromise, WE DELIVER. We deliver to our employees, clients and partners. WE GROW as you grow, so investing in you is our business strategy. Caring for each other is our priority. WE CARE who you are, what you need, how you feel. WE CARE to smile, have fun and develop as human beings.

Why Choose GFT?

  • A culture of top performance
  • Deep tech IT engineering & consulting
  • 1200 skilled & top-class experts
  • 77% of the team are regular/senior
  • Products that contribute to a sustainable world
  • Competitive salary and benefits
  • Ambitious projects, trainings and tools you need to flourish
  • Google Cloud Partner of the Year - for going above and beyond for customers

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