Senior COBOL Developer – Securities / Mainframe
Senior COBOL Developer – Securities / Mainframe
We are currently looking for a Senior COBOL Developer with experience from the securities domain for an assignment with one of our clients in Stockholm.
Assignment Overview
The consultant will join a maintenance and development team responsible for a securities custody/depository system running on a mainframe platform.
The role includes both development and maintenance activities, incident management, and participation in an on-call rotation (24/7). The team works according to SAFe agile methodology, and close collaboration within the team is essential.
The assignment will also include activities related to a migration from the current COBOL/Mainframe environment to a new outsourced platform, making experience with legacy modernization and complex system environments highly valuable.
Responsibilities
- Maintain and develop a mainframe-based securities system
- Participate in incident management and on-call support
- Work closely with a small agile team following SAFe methodology
- Contribute to system migration activities from COBOL/Mainframe to a new platform
- Collaborate with developers, operations teams, and business stakeholders
Required Skills
- COBOL development experience
- Mainframe (z/OS) environment
- Experience from Banking / Financial Services
- Experience working with securities / custody systems
Important Skills
- JCL scripting
- Middleware experience (MQ, Message Broker, Sterling, Batch)
- Experience working in SAFe / Agile environments
Nice to Have
- Experience with mainframe platforms such as Kärnan/Kund
- Previous experience from large banking environments
- System integration testing
- Unit testing
Assignment Details
- Role: z/OS (Mainframe) Developer – Technical
- Competence Level: C
- Location: Stockholm (Hybrid)
- Start: 1 April 2026
- End: 31 December 2026
- Utilization: 100%
Submission
If you have a suitable consultant available, please submit the following:
- CV in Word format
- Availability / start date
- Proposed hourly rate (SEK)
- A short motivation describing why the consultant is a good fit for the assignment
Please send your submission as soon as possible, but no later than 11 March 2026.
