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Offer summary
(Summary generated by AI based on the full job description)
The project builds internal architecture tooling for a bank supporting the Future State Architecture, data integration and autonomous AI agents. Core stack includes Node.js, Java, PostgreSQL and modern JavaScript/TypeScript frameworks. Responsibilities cover backend and API development, UI component creation, orchestration of autonomous agents, implementing secure integration patterns and ensuring testing, performance and operational readiness.
Senior Backend Developer – Java and Node.js Platforms
Company: ITDS Polska Sp. z o.o.
from: 25 September 2026
to: 25 October 2026
23 100 - 28 350 złnet (+ VAT)/ mth.B2B contract (full-time)
17 000 - 20 000 złgross/ mth.contract of employment
Salary details
basic salary
Offer parameters
level:senior
working mode:hybrid
location:Kraków, Lesser Poland
Kraków, Lesser Poland
Requirements
Expected technologies
Node.js
Java
PostgreSQL
JavaScript
TypeScript
Operating system
Linux
Our requirements
- At least 5 years of experience in software engineering, with strong expertise in Node.js and/or Java.
- Proficiency with relational databases, particularly PostgreSQL (data modeling, query optimization).
- Web UI development experience with modern JavaScript/TypeScript frameworks.
- Knowledge of agentic application engineering, including orchestration of autonomous AI agents.
- Experience with integration patterns such as MCP, API design, and tool/function calling.
- A production engineering mindset, emphasizing security, resilience, performance, and observability.
- Solution design skills for internal platforms and tooling.
- Excellent English communication skills and proven experience in stakeholder collaboration within a global environment.
Optional
- Certifications or experience in automation, DevOps, or related fields.
- Additional familiarity with cloud services or enterprise architecture frameworks.
Your responsibilities
- Design, develop, and maintain reliable internal tooling supporting Future State Architecture (FSA) with a focus on security, resilience, and usability.
- Build backend services and APIs using Node.js and/or Java, integrating with PostgreSQL and other enterprise data sources.
- Develop web UI components utilizing modern JavaScript/TypeScript frameworks to deliver intuitive user workflows.
- Apply agentic engineering practices to orchestrate autonomous AI agents for building, testing, and deploying software.
- Implement secure, efficient integration patterns (e.g., MCP, API design, tool/function calling) across the architecture ecosystem.
- Collaborate with architects, platform engineers, and stakeholders to translate architectural needs into effective technical solutions.
- Ensure solutions adhere to HSBC engineering standards, including testing, performance, security, and operational readiness.
- Support continuous improvement initiatives through automation, code reviews, and operational support for live systems.
About the project
As a Senior Backend Developer – Java and Node.js Platforms, you will be working for our client, a leading international bank. You’ll contribute to designing, building, and maintaining cutting-edge internal tooling that supports the bank’s Future State Architecture across CTO Platforms. Your work will enable seamless integration of data, workflows, and autonomous AI agents, helping redefine technology governance at scale and driving digital transformation.
Empower innovative architecture tools — shape the future of banking technology!
Krakow-based opportunity with hybrid work model (up to 3 remote days per week).
Only candidates with an existing legal right to work in the European Union will be considered for this role.
This is how we organize our work
This is how we work
at the client's siteagile
#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
- 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 Backend Developer – Java and Node.js Platforms
17k–20k zł / mth. (CoE), 23.1k–28.4k zł / mth. (B2B)
I apply to:
ITDS Polska Sp. z o.o.
Kraków, Lesser Poland
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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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