Principal Software Engineer: Mainframe Modernization Architect
Rocket Software
Full-time
IT & Technology
Location
newbury, england, United-Kingdom
Posted
May 31, 2026
Job Description
Rocket Software in Newbury is seeking a Principal Software Engineer to provide deep technical leadership across COBOL development and Enterprise Server application replatforming products. The ideal candidate will have 10+ years in software engineering, a strong background in mission-critical systems, and expertise with COBOL, PL/I, C, or C++. This hands-on role offers opportunities to influence architecture, drive modernization strategies, and mentor engineers in a collaborative environment focused on technical excellence and operational success.
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