COBOL Developer

Andersen is hiring a COBOL Developer to maintain and modernize core financial and risk systems, ensuring stable operations, data accuracy, and gradual evolution of complex legacy applications..

The customer is a global provider of data driven analytics and digital solutions for the financial services industry, supporting banks, insurers, and corporate clients with tools for risk management, compliance, fraud prevention, and data-based decision-making across regulated financial ecosystems.

The project is focused on maintaining and modernizing core financial and credit-risk systems within an enterprise environment, ensuring high availability, data accuracy, and stable operations while gradually enhancing complex legacy applications and integrations.

Responsibilities:

• Designing, developing, enhancing, and maintaining COBOL applications in both batch and online environments (mainframe or distributed, depending on the customer's system architecture).
• Analyzing business and technical requirements and translating them into robust and maintainable COBOL program logic.
• Modifying and optimizing existing COBOL programs, ensuring efficiency, performance, and compliance with financial processing needs.
• Handling daily batch cycles and real‑time processing, including JCL execution, troubleshooting, abend resolution, and performance tuning.
• Investigating and resolving production incidents, ensuring system availability and minimal downtime for mission‑critical.
• Implementing data interfaces and integrations, especially with financial / credit‑risk scoring systems, DB2 or other relational databases.
• Writing technical documentation, pseudo‑code, and updating system specifications when implementing new features or changes.
• Collaborating with QA teams on functional, regression, and integration testing; supporting test cycles and defect resolution.
• Participating in system modernization efforts, including migration of COBOL modules, integration with modern APIs, or hybrid mainframe–cloud scenarios.
• Ensuring code compliance with security, data quality, and regulatory standards, especially applicable to financial and credit‑risk data.
• Contributing to Agile/Scrum ceremonies (refinement, planning, reviews) and collaborating closely with business stakeholders.

Must-haves:

• Experience as a COBOL Developer for 3+ years, ideally within banking, credit scoring, finance, or insurance.
• Strong knowledge of COBOL, including batch and online processing.
• Hands‑on experience with JCL (Job Control Language) and batch scheduling tools.
• Solid understanding of mainframe environments (z/OS, CICS, VSAM, DB2) OR equivalent mid‑range COBOL platforms depending on stack.
• Strong SQL knowledge and experience working with DB2 or MS SQL / Oracle in integrated financial systems.
• Ability to analyze large, legacy codebases and identify performance bottlenecks.
• Experience with SDLC, version control, and structured documentation.
• Strong analytical thinking, problem‑solving capability, and attention to detail.
• Ability to work in Agile/Scrum teams.
• Excellent communication skills and comfort working with business users and analysts.
• Level of English – from Upper-Intermediate and above.

Nice-to-Haves:

• Exposure credit bureau, scoring, financial risk systems, or enterprise B2B integrations.
• Familiarity with API integration, MQ/Message Queues, or modernization initiatives (e.g., migrating COBOL logic into microservices).
• Understanding DevOps or CI/CD processes for mainframe systems.
• Knowledge of regulatory frameworks relevant to financial data (Basel, GDPR, PCI-DSS).
• Experience mentoring junior developers.

Reasons why this job would be interesting to you:

• Experience in teamwork with leaders in FinTech, Healthcare, Retail, Telecom, and others. Andersen cooperates with such businesses as Samsung, Siemens, Johnson & Johnson, BNP Paribas, Ryanair, Mercedes, TUI, Verivox, Allianz, T-Systems, etc.
• The opportunity to change the project and/or develop expertise in an interesting business domain.
• Job conditions – you can work both fully remotely and from the office or can choose a hybrid variant.
• Guarantee of professional, financial, and career growth! The company has introduced systems of mentoring and adaptation for each new employee.
• The opportunity to earn up to an additional 1,000 USD per month, depending on the level of expertise, which will be included in the annual bonus, by participating in the company's activities.
• Access to the corporate training portal, where the entire knowledge base of the company is collected and which is constantly updated.
• Bright corporate life (parties / pizza days / PlayStation / fruits / coffee / snacks / movies).
• Certification compensation (AWS, PMP, etc).
• Referral program.
• English courses.
• Private health insurance and compensation for sports activities.

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Join us!