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Offer summary
(Summary generated by AI based on the full job description)
The project involves front-to-back trading systems for Commodities and FX markets with focus on low latency and high availability. Required skills include Java, HTTPS, RESTful APIs, microservices, messaging queues (MQ) and PostgreSQL or Sybase databases. Responsibilities cover developing and supporting trading systems, implementing real-time risk management solutions, and maintaining scalable back-end services. The offer includes flexible cooperation models and benefits such as medical care and Multisport card.
from: 21 May 2026
to: 20 June 2026
30 000 - 34 000 złnet (+ VAT)/ mth.B2B contract (full-time)
Offer parameters
level:senior
working mode:hybrid
location:Kraków, Lesser Poland
Kraków, Lesser Poland
Requirements
Expected technologies
Java
SQL
(PostgresSQL
Sybase
Our requirements
- 5+ years of hands-on Java back-end development experience.
- Strong expertise in HTTPS, RESTful APIs, microservices, and messaging queues (MQ).
- Solid understanding of high-availability service architectures.
- Proficiency in SQL and experience with at least one mainstream database (PostgresSQL or Sybase), including basic performance tuning.
- Experience leading or owning the delivery of Java-based services.
- Excellent English communication skills for collaboration and stakeholder engagement.
- Strong analytical thinking, problem-solving, and ability to perform under pressure.
- Passion for technology, self-driven to learn and specialize in technical domains.
Optional
- Experience with production support for critical systems.
- Familiarity with Agile development practices, CI/CD pipelines.
- Knowledge of FX and Commodities trading workflows, trade life cycle, and post-trade processes.
Your responsibilities
- Develop and support front-to-back trading systems, covering client portals, order management, and execution platforms.
- Deliver cross-product Front Office solutions for trading and risk management in Commodities and FX.
- Enhance and maintain electronic trading applications designed for low latency and high throughput.
- Implement real-time risk management capabilities across trading workflows.
- Ensure reliability, robustness, and scalability of Java-based services in production.
- Lead or own the delivery of Java service modules, supporting continuous improvement and innovation.
- Note: Detailed project information will be shared during the recruitment process.
About the project
You will design, develop, and support robust front-to-back trading systems, enabling efficient risk management and electronic trading for commodities and FX products. Working closely with global stakeholders, you will build solutions that demand high availability, low latency, and enterprise-level scalability.
Our team operates in an agile model, collaborating with the business and leveraging market-leading technologies to deliver platforms optimized for performance and resilience.
Sounds like your kind of challenge?
This is how we organize our work
This is how we work
agile
This is how we work on a project
- Continuous Deployment
- Continuous Integration
- pen tests
- testing environments
Joining this project you’ll become part of Mindbox – a tech-driven company where consulting, engineering, and talent meet to build meaningful digital solutions. We’ll back you up every step of the way, accelerate your development, and ensure your skills make a difference.
What we offer
- Flexible cooperation model – choose the form that suits you best (B2B, employment contract, etc.)
- Hybrid work setup – 2 days on site per week
- Collaborative team culture – work alongside experienced professionals eager to share knowledge
- Continuous development – access to training platforms and growth opportunities
- Comprehensive benefits – including Interpolska Health Care, Multisport card, Warta Insurance, and more
- High quality equipment – laptop and essential software provided
Benefits
- sharing the costs of sports activities
- private medical care
- sharing the costs of professional training & courses
- life insurance
Mindbox Sp. z o.o.
At Mindbox, we connect top IT talents with technology projects for leading enterprises across Europe.
Our focus is on matching your skills with work that matters – projects that use modern tech stacks, solve real business challenges, and give you space to grow. By joining us, you’ll deliver technology solutions for well-known brands, supported by the Mindbox team that values knowledge-sharing and continuous development. We make sure you have the tools, flexibility, and guidance to do your best work – and to keep moving forward in your career.
Senior Software Engineer
30k–34k zł / mth. (B2B)
I apply to:
Mindbox Sp. z o.o.
Kraków, Lesser Poland
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