Senior Software Engineer with Python- Hybrid in Warsaw

Have you got strong experience with Python?
Have you got experience with React (or other frontend tools, if you are willing to switch to React) ?
Great, if you have answered yes to both of those then we are looking for you.
This is a hybrid role based in the Warsaw office. 
You could join the world’s leading retail network, connecting trading partners around the globe to optimize supply chain operations for all retail partners. They support data-driven partnerships with innovative cloud technology, customer-obsessed service and accessible experts so their customers can focus on what they do best. To date, more than 120,000 companies in retail, grocery, distribution, supply, and logistics have chosen Our Client as their retail network.
As a Senior Software Engineer you will design, develop, document, test and debug existing and new software for our internal and external customers. This position will serve as a technical expert on development projects with a group of talented and skilled engineers from the Design Automation team while working in a fill development lifecycle. 
Your tasks will include:

• Working with minimal supervision to implement complex methods and procedures within assigned problem domain
• Owning the development, test, and deployment for an entire product 
• Estimating new work with consideration and commitment 
• Identifying and communicating risk, ambiguity, complexity, and dependencies 
• Sharing knowledge of technical skills, patterns, and practices with the rest of the team 
• Coding review and mentorship of associates, intermediates, and other senior members on the team 
• Working with business partners outside of their team, to explain and champion high-level technology approaches 

To be a good fit for the Senior Software Engineer role you will have:

• 3+ years of relevant experience 
• Python and React experience (or other frontend tools, if you are willing to switch to React) 
• Experience with at least one of Python Web Frameworks (FastAPI/Django/Flask) 
• Experience operating at multiple layers of the technology stack 
• Proven experience writing quality code and tests that are maintainable, accurate, well-tested, and follow best practices 
• Hands-on experience with software development practices and can develop applications that are diverse in scope where good judgement and problem-solving skills are required 
• Understand agile development processes 
• Strong communication skills to proactively communicate status and risks within their team 
• Very good English 

• Experience with cloud providers; AWS preferred 
• Familiarity with PostgreSQL   

Reasons to join:

• You will be working on a highly visible product using modern technologies
• You will be working with the flexible team with a great team culture
• You will have the opportunity to have an impact on architecture and team development
• You will join the company that combines innovation with corporate social responsibility
• Being a part of a global brand that is evolving in customer-centric projects
• You will have the opportunity to work hybrid 

Sounds interesting? Send us your CV by applying to this page
 

The provision of personal data by you is fully voluntary and the basis for their processing is your consent. We have prepared some necessary information, you can find in document: "Information regarding the processing of your personal data". There you will find how your Personal Data is being processed and what your rights are in connection to this.

The personal data will be processed by Sowelo Consulting spółka z ograniczoną odpowiedzialnością with its registered seat in Cracow (LLC) registered in National Court Register (KRS) under no. 0000671136, our Employees and Subcontractors (jointly referred to as the Company).

/ October 1, 2025, Sowelo Consulting spółka z ograniczoną odpowiedzialnością spółka komandytowa( limited partnership with KRS no. 0000680493 ) merged with Sowelo Consulting spółka z ograniczoną odpowiedzialnością ( limited liability company with KRS no. 0000671136 ). As of the merger date, all existing rights and obligations of the limited partnership were transferred to the limited liability company, based on the principle of general succession. /

Sowelo Consulting sp. z o.o. (LLC) is entered in the register of employment agencies under the number: 35288

Our candidate selection process relies entirely on human judgment. We explicitly avoid using automated screening algorithms or AI-driven scoring systems for any part of the assessment. Every single profile is reviewed personally by our experienced recruiters, ensuring a thorough and unbiased consideration of your fit.

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