# Senior IT Consultant Mainframe (f/m) for Netcompany Banking Services at Netcompany

Netcompany is hiring a Senior IT Consultant Mainframe (f/m) for Netcompany Banking Services in Warsaw, Poland. Level rates it Little AI ●○○○; you can [apply on Netcompany](https://jobsbylevel.com/go/20f17907-260d-4d8d-917d-41db4bac5570?utm_medium=ai-agent).

AI Level 1, AI centrality 38 out of 100. Warsaw, Masovian Voivodeship, Poland.

## Details

- Company: [Netcompany](https://jobsbylevel.com/companies/netcompany)
- AI level: AI Level 1 (score 38 out of 100)
- Location: Warsaw, Masovian Voivodeship, Poland
- Posted: November 11, 2026
- Apply: https://jobsbylevel.com/go/20f17907-260d-4d8d-917d-41db4bac5570?utm_medium=ai-agent
- Free CV review for this job: https://jobsbylevel.com/cv-review?job=senior-it-consultant-mainframe-f-m-for-netcompany-banking-services-at-netcompany-de7d3a

## Description

In Netcompany Banking Services (NBS) we deliver a range of different IT solutions and services to banks and savings banks in both Denmark and other Nordic countries. We provide a modern, cloud-based core banking platform to more than 50 Nordic banks, serving over 2 million end customers. Our solutions include daily banking operations, mobile and online banking, payments, investment, risk management, compliance, and open banking. As we continue to grow and take on new challenges, we are looking for ambitious individuals to join us on this journey. Netcompany Banking Services We are team players who create IT solutions for a variety of customers, from small private companies to large public-sector organisations. Our culture is built on collaboration, flexibility, and a strong focus on delivering value to our customers. We are looking for a Senior IT Consultant (Mainframe) to join our Host product team in Warsaw. You will help develop and support the systems behind our investment operations and play a key part in a strategically important project. Work Tasks and Responsibilities As a Senior IT Consultant (Mainframe), you will work on our mission critical investment system. Your work will cover everything from day-to-day maintenance and incident response to system enhancements and larger initiatives. Your primary responsibilities will include: Take ownership of maintaining and enhancing the FED system, ensuring reliability, performance, and continuous improvement. Work across analysis, design, development, and definition of technical requirements. Collaborate daily with colleagues and stakeholders across Denmark and Poland, working both independently and as part of a close team built on openness, collaboration, and delegated responsibility. Play a key part in the project to replace the FED system, contributing to a complex system transition. Help the team expand to support additional systems, broadening your technical portfolio and developing your career beyond the FED system. About You You are an experienced mainframe developer with a solid track record of delivering and supporting complex systems. You thrive in a collaborative environment where ownership is delegated, and trust is built through openness. We imagine that you: Have 5+ years of relevant work experience as a mainframe developer. Have minimum 3 years of COBOL programming and development. Have solid experience with z/OS, including JCL, TSO/ISPF, and batch processing. Have experience and proficiency with CICS and DB2 (SQL) on z/OS. Are fluent in written and spoken English. It would be a strong advantage if you: Have PL/I programming experience. Have experience with WebSphere on z/OS. Have experience from banking, ideally securities or investment systems. Have experience with system migration or decommissioning projects. Be a part of an inclusive community At Netcompany Banking Services, we prioritize community highly. We actively promote an open and welcoming work culture that is built on collaboration and trust, and where there is always room for mutual sparring and support. It is part of our culture and values that all employees, irrespective of backgrounds, identities, and experiences, are met with understanding and respect, as well as equal opportunities for development and well-being. You will have the opportunity to learn and collaborate with colleagues from various cultures and nationalities, as we are an international company. We provide a shared environment where we engage with each other across departments and projects. Additionally, we offer a wide range of social and professional events that provide you with the best opportunities to expand and build a network early in your career. Our Perks and Benefits Scandinavian work environment Medical Insurance Multisport Card Career development program for each employee and regular feedback International cooperation with colleagues from Denmark Attractive office locations in Warsaw: Wronia 10 (Metro Rondo

The description is cut here. Read the full offer: https://jobsbylevel.com/jobs/senior-it-consultant-mainframe-f-m-for-netcompany-banking-services-at-netcompany-de7d3a

Source: https://jobsbylevel.com/jobs/senior-it-consultant-mainframe-f-m-for-netcompany-banking-services-at-netcompany-de7d3a

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