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Principal Software Engineer: Mainframe Modernization Architect

Job in Newbury, Berkshire, RG14, England, UK
Listing for: Rocket Software
Full Time position
Listed on 2026-05-18
Job specializations:
  • Software Development
    Software Architect, Software Engineer
Salary/Wage Range or Industry Benchmark: 80000 - 100000 GBP Yearly GBP 80000.00 100000.00 YEAR
Job Description & How to Apply Below
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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