Software Engineer Mainframe Applications

We are seeking a skilled Mainframe Software Engineer to develop, maintain, and enhance critical business applications running on IBM z/OS systems. You will play a key role in developing, enhancing, and maintaining Accounting Nordic mainframe accounting platform. The accounting solution is the cornerstone of our IT landscape, where huge numbers of transactions meet to be prepared for analysis and reporting. Well controlled, automated, high volume data flows are needed to support Swedbank’s future business development.

In Swedbank you have the opportunity to:
Design, develop, test and maintain COBOL and JCL programs


Troubleshoot production issues and optimize batch workflows


Managing batch jobs and online transactions


Debugging and optimizing legacy systems


Supporting system integrations and modernization initiatives


Collaborate with cross-functional teams for system changes


Document the solution



What is needed in this role:
Bachelor’s degree in computer science, Engineering, or related field


3+ years of experience in mainframe development


Experience with IBM z/OS in a batch processing environment


Strong knowledge of COBOL, DB2, DL1, JCL and IMS.


Understanding of mainframe batch processing and tools like Change man, OPC, FAN etc.


Familiarity with incident handling, root cause analysis, and production support


Strong analytical and problem-solving skills


Excellent communication and teamwork abilities


Preferred / Added Advantage:


Basic knowledge on .NET, Visual basic skills along with mainframe integration are an advantage


A structured approach to troubleshooting and documentation


Able to work closely with application teams, operations, and infrastructure specialists


Experience in banking or financial services domain



With us, you can experience:
Personal and professional growth through self-leadership and continuous development.


Meaningful work that positively impacts our workplace, our customers, and society.


An open and collaborative culture that encourages cross-functional teamwork and provides networking opportunities.


A supportive and inclusive environment that promotes a balanced and sustainable work-life, with flexible working conditions when suitable for the role.


Benefits such as our share based reward program Eken, company pension plan, employee offer for banking products, health insurance.



"Join our team and...
become a part of Accounting Nordic which is a unit within Group Finance, CFO Office, responsible for the accounting of the legal entities, Swedbank AB, Swedbank Hypotek AB (Mortgage), and some small subsidiaries. We play a vital role in ensuring operational excellence. You will contribute to building core infrastructure for a stable and sustainable enterprise as you build your own knowledge and experience
We foster a culture of excellence, making our department a home for professionals and top talent in our field. You will be part of a team where collaboration with team members and stakeholders enable us to achieve our goals while executing on our finance roadmap. We promote self-leadership and engagement, trust the ability of each other and the team and we work towards common goals, united and guided by our values, Open-Simple-Caring. Not forgetting to have fun at work.” Peter Kaseorg, your future manager
We look forward to receiving your application by 24.06.2026. 
Location: Stockholm, Sundbyberg
Recruiting manager: Peter Kaseorg
We may begin the selection during the application period, so we welcome your application as soon as possible.
We would like to let you know that a background check and a drug test may be a part of the process for this role.
We have made our choice regarding recruitment media and therefore kindly decline contact with ad sellers or sellers of other recruitment services.
Swedbank does not discriminate anybody based on gender, age, sexual orientation or sexual identity, ethnicity, religion or disability – everybody is welcome.
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