Senior Big Data Developer
Workplace: Borås, Sverige
Expires: December 27, 2025
An experienced developer position to work with business-critical systems in a large-scale IT environment, focusing on robust back-end development in a Mainframe environment alongside a dedicated cross-functional team.
Main requirements:
  • Bachelor's degree in Information Systems or equivalent work experience.
  • At least 5 years of experience in IBM z/OS Mainframe environment including COBOL (via TSO) programming, DB2/SQL, CICS, OPC, and REST.
  • Experience in high performance and high availability environments supporting time-critical business processes and large volumes.
  • Fluent in Swedish and English, both spoken and written.
Responsibilities:
  • Develop and maintain customer's digital products, focusing on back-end solutions.
  • Participate in new and exciting initiatives.
  • Implement new functionalities and solve technical problems in systems and services.
  • Create robust, user-friendly back-end solutions for traders and end customers.
  • Collaborate with product owners, scrum masters, system developers, and testers to deliver solutions.
Required hard skills:
  • COBOL programming using CICS/OPC/REST services on IBM TSO
  • DB2 SQL
  • Mainframe z/OS environment
  • High availability system configuration and performance optimization
Soft skills:
  • Initiative taking
  • Creative problem solving
  • Ability to work in self-organized agile teams
  • Collaboration and teamwork
Coding languages:
  • COBOL
  • SQL
Frameworks:
  • CICS
  • OPC
  • REST
Operating systems:
  • IBM z/OS
Natural languages:
  • Swedish (Proficient)
  • English (Proficient)
Cultural skills:
  • Working in Agile environments
  • User-centered design and development
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