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Offer summary
(Summary generated by AI based on the full job description)
The project focuses on digital banking systems delivering secure payment solutions. The technology stack includes .NET 8, .NET 6, .NET Core, Microsoft SQL Server with messaging Kafka, IBM MQ, containerization Docker, Kubernetes and CI/CD/tools like Azure DevOps, Jenkins, TeamCity, SonarQube. Responsibilities cover designing and developing features, database optimization, implementing messaging integrations, building containerized apps, ensuring transaction security, participating in code reviews, resolving production issues and working in an Agile environment.
Senior .NET Developer – Financial Services and Payment Systems
Company: ITDS Polska Sp. z o.o.
from: 13 October 2026
to: 12 November 2026
16 800 - 23 100 złnet (+ VAT)/ mth.B2B contract (full-time)
14 000 - 16 000 złgross/ mth.contract of employment
Offer parameters
level:senior
working mode:remote • hybrid
location:Łódź, Łódź
Łódź, Łódź
Requirements
Expected technologies
.NET
.NET Core
Microsoft SQL Server
Kubernetes
Docker
Azure DevOps
Jira
Confluence
Bitbucket
Jenkins
TeamCity
SonarQube
Kafka
Red Hat
Redux
Redis
Our requirements
- At least 5 years of experience in developing complex IT systems
- Hands-on expertise with .NET Core, .NET 6, .NET 8, and SQL Server
- Knowledge of Kubernetes, Docker, and Azure DevOps tools
- Familiarity with Jira, Confluence, Bitbucket, Jenkins, TeamCity, and SonarQube
- Experience with messaging and data integration technologies such as Kafka, IBM MQ, Redis or KeyDB, and SSIS
- Practical understanding of Agile software development methodologies
- Strong communication and collaboration skills in distributed teams
- Ability to work independently, manage your time effectively, and take ownership of tasks
- Passion for continuous learning and software excellence
Optional
- Certifications or additional skills in related technologies or security standards
Your responsibilities
- Design and develop new features in .NET 8 to enhance banking solutions
- Develop and optimize database solutions using Microsoft SQL Server
- Implement and maintain integrations with messaging systems such as Kafka and IBM MQ
- Build and maintain containerized applications using Docker and Kubernetes
- Collaborate with cross-functional teams in an Agile environment to deliver robust solutions
- Participate in the development of secure payment systems and share expertise across teams
- Conduct code reviews, tests, and ensure code quality standards are met
- Resolve production issues and maintain existing functionalities
About the project
Unleash innovation in digital banking — shape the future of secure, high-performance financial solutions!
Łódź-based opportunity with hybrid work model (2 times in the office/month).
As a Senior .NET Developer, you will be working for our client, a leader in online banking, supporting the development and maintenance of innovative, reliable financial systems. Join a dedicated team focused on building advanced payment functionalities and ensuring the highest standards of digital transaction security. This is a chance to influence the future of digital banking while advancing your career in a dynamic, distributed Agile environment.
Only candidates with an existing legal right to work in the European Union will be considered.
This is how we organize our work
This is how we work
at the client's site
#GETREADY to meet with us!
ITDS Business Consultants is involved in many various, innovative and professional IT projects for international companies in the financial industry in Europe. We offer an environment for professional, ambitious, and driven people.
We would like to meet you. If you are interested please apply and attach your CV in English or Polish, including a statement that you agree to our processing and storing of your personal data.
ITDS’s Whistleblower Procedure
📌 You can report violations in accordance with ITDS’s Whistleblower Procedure available here: https://itds.pl/wp-content/uploads/2025/03/INFORMATION-ON-PROCEDURE-FOR-REPORTING-BREACHES-AND-PROTECTION-OF-WHISTLEBLOWERS-AT-ITDS-POLSKA.pdf
What we offer
- Stable and long-term cooperation with very good conditions
- Enhance your skills and develop your expertise in the financial industry
- Work on the most strategic projects available in the market
- Define your career roadmap and develop yourself in the best and fastest possible way by delivering strategic projects for different clients of ITDS over several years
- Participate in Social Events, training, and work in an international environment
- Access to attractive Medical Package
- Access to Multisport Program
- Access to Pluralsight
- Flexible hours
Benefits
- sharing the costs of sports activities
- private medical care
- remote work opportunities
- flexible working time
- fruits
- integration events
- corporate gym
- saving & investment scheme
- no dress code
- coffee / tea
- drinks
- christmas gifts
- birthday celebration
- sharing the costs of a streaming platform subscription
- access to +100 projects
- access to Pluralsight
Recruitment stages
- 1.online interview
- 2.online interview
ITDS Polska Sp. z o.o.
ITDS supports financial service providers to take the next steps.
We identify what’s possible, every day. Opportunities in the areas of technology, organization, and digitization.
We see where banks, insurers, payment companies, or fintech can go and how they can get there.
That’s why we want to stimulate you to ramp up your ambition. Forget what you perceive as restraints and step towards the new reality.
ITDS in Poland - Pure player in new Technologies & Financial Industry
+300 IT implementation professionals
+20 clients in the Banking, Insurance, Payment & Fintech Industry
ITDS excels in digital strategy delivery and implementation of best-of-breed lending solutions. ITDS has delivered successful strategic projects throughout Europe since 1998. We combine the experience we’ve accumulated with in-depth knowledge of technologies, business processes, and EU legislation to unlock new business opportunities.
This is how we work
Senior .NET Developer – Financial Services and Payment Systems
14k–16k zł / mth. (CoE), 16.8k–23.1k zł / mth. (B2B)
I apply to:
ITDS Polska Sp. z o.o.
Łódź, Łódź
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Informujemy, że administratorem danych jest ITDS z siedzibą w Warszawie, ul. Złota 59 (dalej jako "administrator"). Masz prawo do żądania dostępu do swoich danych osobowych, ich sprostowania, usunięcia lub ograniczenia przetwarzania, prawo do wniesienia sprzeciwu wobec przetwarzania, a także prawo do przenoszenia danych oraz wniesienia skargi do organu nadzorczego. Dane osobowe przetwarzane będą w celu realizacji procesu rekrutacji. Podanie danych w zakresie wynikającym z ustawy z dnia 26 czerwca 1974 r. Kodeks pracy jest obowiązkowe. W pozostałym zakresie podanie danych jest dobrowolne. Odmowa podania danych obowiązkowych może skutkować brakiem możliwości przeprowadzenia procesu rekrutacji. Administrator przetwarza dane obowiązkowe na podstawie ciążącego na nim obowiązku prawnego, zaś w zakresie danych dodatkowych podstawą przetwarzania jest zgoda. Dane osobowe będą przetwarzane do czasu zakończenia postępowania rekrutacyjnego i przez okres możliwości dochodzenia ewentualnych roszczeń, a w przypadku wyrażenia zgody na udział w przyszłych postępowaniach rekrutacyjnych - do czasu wycofania tej zgody. Zgoda na przetwarzanie danych osobowych może zostać wycofana w dowolnym momencie. Odbiorcą danych jest serwis Hello HR oraz inne podmioty, którym powierzyliśmy przetwarzanie danych w związku z rekrutacją.
Naruszenia można zgłaszać zgodnie z Procedurą zgłaszania nieprawidłowości ITDS dostępną tutaj:
https://itds.pl/wp-content/uploads/2025/03/INFORMATION-ON-PROCEDURE-FOR-REPORTING-BREACHES-AND-PROTECTION-OF-WHISTLEBLOWERS-AT-ITDS-POLSKA.pdf
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