Cobol Developer

About the Job

Company Description

OBSS is Turkey’s largest technology consultancy, pioneering product development and technology consulting for an AI-native future. With more than 20 years of experience and offices in London, Istanbul and Ankara, we empower leading companies in banking and finance, insurance, e-commerce, retail, and the start-up ecosystem. Our team of over 1000 talented professionals thrives on collaboration, innovation, and continuous learning. We are now looking for a Cobol Developer to join us and contribute to building high-quality, end-to-end solutions that create real business impact.

OBSS is looking for an experienced Cobol Developer to take part in large-scale Cobol development projects. You will collaborate with cross-functional teams, design and maintain mainframe-based solutions, and contribute to mission-critical systems for leading industries.

Main Responsibilities

• Develop, test, and maintain Cobol applications according to project requirements.
• Work within Mainframe Architecture and ensure efficient performance across systems.
• Design and manage solutions using JCL, Coolgen, PL/1, MVS, TSO, and CICS.
• Collaborate with cross-functional teams using Agile/Scrum methodologies.
• Integrate distributed systems, ensuring compatibility with Git and other source control systems.
• Support and optimize existing solutions, with a focus on performance and scalability.
• Share technical expertise with team members and contribute to code reviews.

Qualifications / Technical Skills

• Bachelor’s degree in Computer Engineering or a related field.
• Minimum 8 years of professional Cobol development experience.
• Strong knowledge of Mainframe Architecture and related tools (JCL, PL/1, MVS, TSO, CICS, Coolgen).
• Familiarity with Agile/Scrum methodologies.
• Experience with distributed software source control systems (e.g., Git).
• Preferably experience in payment systems.
• Preferably knowledge of Java, Spring Framework, JSP, and web services (REST, SOAP).
• Willingness to learn or prior experience with SQL Developer, ODI, Splunk, Kafka, RabbitMQ, etc.
• Strong problem-solving, teamwork, and communication skills.
• High energy, motivation, and a results-oriented mindset.
• Ability to approach AI with curiosity and intention, actively incorporating AI-powered tools into workflows to enhance productivity and drive innovation.

Additional Informations :

Professional Growth & Learning

As a tech company, we focus on reskilling and upskilling to support career growth. We offer a personalized Individual Growth Program (IGP), where employees set clear goals for each half of the year. These goals may include trainings, certifications, and personal development milestones, creating a structured roadmap for continuous improvement. The IGP helps employees strengthen both technical and soft skills, ensuring steady professional advancement.

Company Culture and Values

We celebrate diversity, inclusion, and equal opportunity, fostering a collaborative environment where innovation can flourish. Our culture emphasizes mentorship, knowledge sharing, and active participation in tech communities, workshops, and team events. This vibrant atmosphere empowers employees to contribute their best while feeling supported and valued.

Benefits and Perks

We provide competitive salaries, flexible and hybrid working arrangements, and a wide range of opportunities for growth through training programs, certifications, and workshops. In addition, we offer initiatives designed to build a supportive and engaging workplace where curiosity and collaboration are encouraged. These benefits ensure that employees feel motivated, empowered, and equipped to reach their full potential.