Senior Python Developer

At Capco Poland, we’re not just another consultancy — we’re the spark behind digital transformation in the financial world. As a global leader in technology and management consulting, we thrive on helping clients tackle the toughest challenges across banking, payments, capital markets, wealth, and asset management.

Our secret?

A culture that’s fast, flexible, and fiercely entrepreneurial. We move quickly, think creatively, and always put our people first.

We’re passionate about growth — both for our clients and ourselves — and that means attracting the very best talent to join us on this exciting journey.

We’re proud to be:

• Trailblazers in banking, payments, capital markets, wealth, and asset management

• Champions of an agile, nimble, and innovative work environment

• Dedicated to building a team of top-notch professionals who share our drive and vision

THE BIG PICTURE

Hey there! 👋

We’re looking for a passionate developer to join full-time, long-term project related to Market Risk Platform (MRP) team within one of the biggest players in financial domain. MRP is a go-to system for pulling together and reporting market risk data—and it plays a big role in keeping Financial Markets business running smoothly.

Our team is full of smart, friendly tech experts who love solving tough problems and building cool, useful stuff.

If you're someone who enjoys a challenge, likes learning new things, and wants to work with great people, you’ll fit right in.

HOW YOU WILL MAKE MAGIC HAPPEN

You will be:

• Building important parts of the MRP system that is strong, fast, and ready for the future.
• Working on exciting, high-impact projects.
• Creating smart solutions that we can test quickly and improve as we go.
• Collaborating with awesome teammates from around the world—techies, analysts, project managers, and more.
• Build and maintain a strong, efficient framework for data transformation and reporting that supports business needs.
• Lead and mentor a team of local data engineers—set the tone, share your knowledge, and help the team grow.
• Design smart and scalable application architecture that follows best practices and meets both technical and business goals.
• Collaborate closely with business users to understand their needs and deliver practical, high-quality solutions.
• Be a key part of an Agile Scrum team, working together to deliver great results, sprint by sprint.
• Make sure your team writes clean, maintainable, and well-designed code that’s easy to understand and build on.
• Support production systems by identifying and fixing issues related to data, performance, or setup quickly and efficiently.
• Help test and maintain core software and databases to ensure everything runs smoothly and performs well.
• Contribute to every stage of the development process, from idea to release and beyond

WHAT MAKES YOU AWESOME

• 6-12 years of experience in software development
• Python Expert – Deep hands-on experience with Python and its core libraries like pandas, numpy, json, requests, pyarrow, openpyxl, xlsxwriter, and testing tools like pytest and unittest. I follow solid principles of clean architecture, modular design, and design patterns.
• Data-Driven Development – Skilled in building and managing data-centric applications, from backend processing to reporting and integration with business logic.
• ETL & Data Integration – Comfortable working with diverse data formats (CSV, JSON, XML, Parquet, Avro, OLAP Cube, etc.) and designing ETL pipelines that clean, enrich, and transform data for downstream use.
• Modern Data Architecture – Experience with Lambda architecture, building unified pipelines that handle both batch and real-time data processing.
• API Development – Proficient in designing and integrating RESTful APIs to connect services and share data effectively.
• DevOps & Automation – Familiar with CI/CD practices using tools like Jenkins, streamlining deployment and testing processes.
• Agile Development 
• Database Knowledge – Strong understanding of relational databases like PostgreSQL and Oracle, with additional exposure to OLAP and MDX queries—great for analytical reporting.
• Problem-Solver – You enjoy building smart algorithms that turn raw data into meaningful insights, helping drive decision-making and business value.

NICE TO HAVE

• Java, AWS/Azure, Kafka/RabbitMQ

WHY WORTH JOINING US

• Employment contract and/or Business to Business as you prefer
• Hybrid work
• Speaking English on daily basis, mainly in contact with foreign stakeholders and peers
• Multiple employee benefits packages (MyBenefit Cafeteria, private medical care, insurance)
• Access to 3.000+ Business Courses Platform (Udemy)
• Access to required IT equipment
• Ongoing learning opportunities to help you acquire new skills or deepen existing expertise
• Being part of the core squad focused on the growth of the Polish business unit
• A flat, non-hierarchical structure that will enable you to work with senior partners and directly with clients
• A work culture focused on innovation and creating lasting value for our clients and employees

ONLINE RECRUITMENT PROCESS STEPS

• Screening call with the Recruiter
• Take home assignment
• Client interview
• Feedback/Offer