Senior Software Engineer (Python)

Python

Puławska 180, Warszawa

The Stepstone Group Polska

16 000 - 23 000PLN

Gross per month - Permanent

Full-time

Permanent

Senior

Hybrid

Tech stack

Python

advanced

Terraform

advanced

Apache Kafka

advanced

DynamoDB

advanced

AWS

advanced

CI/CD

advanced

TDD

advanced

DDD

advanced

Solid

advanced

Job description

At The Stepstone Group, we have a simple yet very important mission: The right job for everyone. Using our data, platform, and technology, we create opportunities for job seekers and companies around the world to find a perfect match, in fair and equitable way. With over 20 brands across 30+ countries, we strive for fair and unbiased hiring.

At our Tech Hub, located near Wilanowska Metro, we are here as more than 300 ambitious specialists who work on the development of our IT products. We are proud to be part of The Stepstone Group, a global expert in job-tech platforms and e-recruiting.

Join our team of 4,000+ employees and be part of reshaping the labour market and becoming the world’s leading job-tech platform.

Join our team and you’ll be responsible for building and maintaining the backbone of our new technical platform. Working in the B2B Core department you will contribute to the development of services and data pipelines powering our job-tech ecosystem. This is so important to us. By joining our team, you will be playing a vital role as together we reimagine the labour market to make it work for everybody.

Your responsibilities

• Design and develop backend systems using Python in a serverless (Lambda) environment

• Collaborate closely with diverse, cross-functional teams in an open and supportive atmosphere

• Implement and support microservice-based architecture2

• Integrate with messaging systems such as Apache Kafka3

• Work with cloud infrastructure, primarily on AWS, using Infrastructure as Code (Terraform)4

• Contribute to system design practices including Event Storming, Story Mapping, and C4 modeling5

• 5+ years of experience as a backend developer with strong Python expertise

• Expert knowledge of architecture design patterns and clean coding principles (SOLID, DRY, KISS, GRASP)

• Experience with Domain-Driven Design (DDD), Test-Driven Development (TDD), and CI/CD practices

• Experience with microservices, serverless architecture (Lambda), and cloud platforms (preferably AWS)

• Experience with DynamoDB, Apache Kafka, and infrastructure automation tools (Terraform)

We’re a community here that cares as much about your life outside work as how you feel when you’re with us. Because your job shouldn’t take over your life, it should enrich it. Here are some of the benefits we offer:

• Premium medical and dental care

• Life insurance

• Flex Benefits - Worksmile Cafeteria System (Multisport, vouchers, tickets etc.)

• Employee Referral Program

• Hackathons, Knowledge Sharing Hours, In-house projects

• Tech and sport communities

• Events and integration parties

• Charity initiatives, 2 extra volunteer days

• English/German classes

• Game room and chillout zone

Our commitment Equal opportunities are important to us. We believe that diversity and inclusion at The Stepstone Group are critical to our success as a global company, so we want to recruit, develop, and keep the best talent. We encourage applications from everyone, regardless of background, gender identity, sexual orientation, disability status, ethnicity, belief, age, family or parental status, and any other characteristic.

Published: 16.08.2025

Meet the company

The Stepstone Group Polska

StepStone is a global organization and one of the most successful online job board businesses in Europe. Our goal is always to create perfect matches – help companies find just the right employees and present candidates just the offers they are looking for.StepStone Services is a StepStone Group global IT Development Center located in Warsaw (we have almost 300 employees), supporting organization in application development and IT support for our web services across Europe, South Africa, Central America. All the software that runs our websites is developed in-house.

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