Senior IT Consultant Mainframe

Job Description

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.

Qualifications

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.
• On-call duty: participation in a rotating on-call schedule to support critical banking systems outside regular working hours.

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 a Bachelor's or Master's degree in IT, mathematics, physics, or a related field.
• 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.

Additional Information

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 Daszyńskiego)  and Puławska 180 (Metro Wilanowska).

Send us your application

Please upload your CV to our recruitment system via the link. If you haven't received answers to all your questions, feel free to reach out to [email protected]

We are committed to creating an inclusive and diverse environment. Our recruitment processes are based on individual merit. If you require any reasonable adjustments or additional support during the interview process, please email HR at [email protected] for assistance.

All qualified candidates are invited to apply regardless of gender, gender expression, sexuality, disabilities, age, religion and beliefs, political beliefs, nationality, ethnic or social background. 

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