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Offer summary
(Summary generated by AI based on the full job description)
The project focuses on AI and NLP solutions for the financial markets. Core technologies include Python, Pandas, NumPy, Flask, Django, with possible front-end work (e.g., Vue.js). Responsibilities cover the entire software lifecycle, production support, technical debt reduction, and team mentoring. Working in a 4-6 member team with emphasis on code quality and Agile methodologies. Flexible cooperation models and health and sports benefits offered.
from: 29 May 2026
to: 28 June 2026
28 000 - 32 000 złnet (+ VAT)/ mth.B2B contract (full-time)
Offer parameters
level:senior
working mode:hybrid
location:Kraków, Lesser Poland
Kraków, Lesser Poland
Requirements
Expected technologies
Pytest
Pandas
NumPy
Flask
Django
Our requirements
- 5+ years of hands-on experience with Python, including frameworks and libraries such as Pandas, NumPy, Flask, or Django.
- Experience in designing and deploying enterprise-level applications with strong coding principles.
- Knowledge of machine learning, NLP, or AI concepts is an advantage.
- Understanding of Agile development methodologies and practices.
- Strong problem-solving mindset and collaborative approach, capable of working with global, multidisciplinary teams.
- Ability to mentor junior developers and lead by example.
- Fluent English written and spoken, with excellent communication skills.
Optional
- Exposure to JavaScript frameworks (e.g., Vue.js) or willingness to learn front-end technologies.
- Understanding of cloud platforms or experience with KDB.
- Domain knowledge in financial markets, particularly FX or Rates pricing systems.
- Familiarity with DevOps practices, containerization, or automation.
Your responsibilities
- Collaborate in a small team of 4–6 developers, closely aligned with a dedicated product owner.
- Translate business requirements into development stories and deliver iteratively into production.
- Maintain production ownership: provide technical support for the solutions delivered.
- Identify and reduce technical debt, ensuring sustainable code quality while delivering new features.
- Design and develop scalable, maintainable solutions in Python following internal standards and best practices.
- Participate in pair programming and cross-skill within the team, contributing to backend and, when necessary, front-end tasks.
- Take ownership of problem-solving and contribute to continuous integration and delivery improvements.
- Note: Detailed project information will be shared during the recruitment process.
About the project
At Mindbox we connect top IT talents with technology projects for leading enterprises across Europe.
We are looking for an experienced Senior Software Engineer to join a global AI Markets technology team focused on delivering high-quality, AI-powered solutions for institutional clients. Our mission is to create cutting-edge applications using natural language processing (NLP) and AI to transform how financial markets data is accessed and consumed.
You will be working in a collaborative engineering environment where all stages of the delivery lifecycle matter – from analysis and design through to deployment and production support, following the principle: “If you build it, you support it.”
Sounds like your kind of challenge?
This is how we organize our work
This is how we work
agile
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 – hybrid; 2 days per week from the office in Warsaw, 3 days per week remote
- 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
28k–32k zł / mth. (B2B)
I apply to:
Mindbox Sp. z o.o.
Kraków, Lesser Poland
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