Senior Mainframe Developer with passion for teamwork | SEB, Stockholm

SEB; Stockholms kommun; Hybrid; SEK 60,000 - 80,000; Full time

Benefits offered by this job

Friendly and welcoming culture

Extensive training and learning opportunities

Work-life balance

Job summary

SEB seeks an experienced COBOL Developer to contribute to its transformation journey. You will be responsible for the development and support of SEB’s Product Master Data Management solution, collaborating closely with a network of stakeholders.

The role involves taking charge of the software development lifecycle in a fast-paced environment, emphasizing strong ownership and excellent communication skills. The position offers a hybrid work model supporting a work-life balance, extensive training, and a friendly culture.

Qualifications

• Extensive experience in COBOL development within large-scale financial environments.
• Deep expertise in mainframe ecosystems and ability to make sound decisions.
• Strong sense of ownership, driving the design and documentation of solutions.

Responsibilities

• Play a key part in SEB’s transformation journey and product solutions.
• Take end-to-end responsibility for the full software development lifecycle.
• Collaborate with stakeholders and maintain effective communication.

Skills

COBOL development

SQL

JCL

DB2

OPC

IDz

Stakeholder management

Analytical thinking

Job description

About the role

As part of this role, you will play a key part in SEB’s transformation journey, helping to future‑proof one of our core enabling solutions for products and arrangements. You will join a centralized team with end‑to‑end responsibility for the development, maintenance, and support of our Product Master Data Management solution.

Our solution is business‑critical and widely used across the bank, which means you will work in close collaboration with a broad network of stakeholders from many different areas. The role offers a combination of technical ownership, collaboration, and real business impact.

You will be part of an agile team consisting of highly skilled and experienced colleagues. Together, the team takes collective responsibility for the full lifecycle of our applications, from development and continuous improvement to maintenance and support.

Qualifications

• Extensive experience in COBOL development, preferably within large‑scale financial or enterprise environments
• Deep expertise in COBOL and mainframe ecosystems, including SQL, JCL, DB2, OPC, and IDz, with the ability to make sound architectural and technical decisions
• A strong sense of ownership and accountability, driving the design, documentation, and development of robust, high‑quality solutions that stand the test of time
• Proven experience taking end‑to‑end responsibility for the full software development lifecycle, including long‑term support, maintenance, and continuous improvement
• The ability to operate effectively in a fast‑paced, business‑critical environment, where you support an enabling area with around 50 dependent systems. You stay calm under pressure, are adaptable, and lead by example when it’s time to roll up your sleeves
• A collaborative and mentoring mindset, actively sharing knowledge and contributing to the development of colleagues and the broader team
• A forward‑looking and open mindset, continuously seeking to learn, evolve, and adopt new ways of working or areas of expertise
• Strong communication and stakeholder management skills, allowing you to engage confidently and constructively with people across different roles, levels, and technical backgrounds. You value transparent dialogue and continuous feedback
• A genuine passion for IT development, combined with strong analytical thinking and the ability to solve complex problems with a holistic perspective

What we offer

• Friendly and welcoming culture
• We apply a hybrid model where we work both from the office and from home
• Extensive training and learning opportunities
• Work‑life balance
• Ready to take the next step in your career journey

Inclusion and diversity

It is our fundamental belief that inclusion and diversity is crucial for our future success. We strive to have an inclusive, value‑driven culture where employees feel valued, respected, and involved irrespective of who they are, what they believe or where they come from.

Our final candidates undergo background checks, the process of which includes identity control, verification of qualifications, credit checks, company engagements and history of crime. In some cases we also apply random drug checks. During employment, employees within SEB can also expect to undergo recurring background checks.

SEB Sweden has a redeployment responsibility, which means that this position might be covered by internal redeployment.