Mainframe Developer
First seen by Alion on Oct 6, 2026.
We are seeking your support for the role of Senior Cobol Software Engineer in the Payments domain.
What we offer:
Long Term B2B Contract
Hybrid mode: 3 days from office and 2 days from home
Main Responsibilities:
Collaborating closely with software engineers, the product owner, business analyst, and team architect.
Managing daily operations and governance of systems.
Conducting testing, technical design, and analysis of user stories and reported defects.
Supporting testing through troubleshooting and defect resolution.
Refining new user stories while assessing their technical feasibility and design.
Key Requirements:
Hands-on experience with COBOL, CICS, IBM Developer for z/OS (IDz), PUMA, MQ, DB2, JCL, Git, Bitbucket, Jira, and ServiceNow.
A university degree, ideally in information technology, computer science, or a closely related discipline.
Proven ability to take ownership of senior software engineering tasks, delivering according to project plans and mentoring less experienced team members.
Ability to successfully complete complex tasks.
Strong collaboration skills, including knowledge sharing and active participation in team objectives.
Fluency in written and spoken English to collaborate effectively with colleagues in Poland and Denmark.
Nice to Have:
Knowledge of the financial sector, particularly in banking platforms related to payments and accounts.
Familiarity with microservice architecture.
Experience in Java development.
Experience with test automation.
Tech stack
- Cobol