Rocket Software

Principal Software Engineer

Rocket Software$120K — $150K *
Perth, ND 58363In-Person
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Strong proficiency in C, C++, and Java
  • Demonstrated familiarity with IBM mainframe operating systems (z/OS)
  • Experience developing, maintaining, or supporting complex, high-performance software systems
  • High Level Assembler (HLASM) programming experience (highly desirable)
  • Familiarity with ISPF, REXX and DTL (highly desirable)

Responsibilities

  • Design, develop, and support strategic products for IBM z/OS mainframes
  • Take ownership of critical components across multiple products
  • Collaborate with a globally distributed team of engineering specialists
  • Enhance and maintain a portfolio of system-level products
  • Drive technical excellence and share knowledge within the team
  • Research, evaluate, and apply new technologies and engineering practices

Benefits

  • Located in Perth's vibrant Elizabeth Quay precinct
  • Commitment to developing emerging engineering talent through the Next Gen Program
  • Opportunity for continuous learning and knowledge sharing
  • Collaborative work environment
  • Focus on architectural mindset and attention to detail
Full Job Description
Rocket Software is seeking a Principal Software Engineer to help design, develop, and support strategic products for IBM z/OS mainframes. In this role, you will act as a trusted technical expert, taking ownership of critical components across one or more products, with support from a globally distributed team of engineering specialists.

You will collaborate closely with peers to design, enhance, and maintain our world‑class portfolio of system‑level products. This role is well suited to engineers with a strong foundation in modern programming languages, experience building enterprise software, and a genuine interest in IBM mainframe environments. You will be encouraged to continuously learn, share knowledge, and drive technical excellence across the team.

Required Skills and Experience

  • Strong proficiency in C, C++, and Java

  • Demonstrated familiarity with IBM mainframe operating systems (z/OS)

  • Experience developing, maintaining, or supporting complex, high‑performance software systems

Highly Desirable Skills and Experience

  • High Level Assembler (HLASM) programming experience

  • Familiarity with ISPF, REXX and DTL

  • Technical knowledge of key mainframe subsystems (e.g., IMS, CICS)

The successful applicant will bring strong technical judgment, an architectural mindset, attention to detail, and enthusiasm for working in a technically deep, highly collaborative engineering environment, along with a proactive approach to researching, evaluating, and applying new technologies, processes, and engineering practices.

Rocket Software’s Perth office is located in the Elizabeth Quay precinct, overlooking the Swan River, placing it at the heart of the city’s vibrant waterfront and business district. The office is continuing to grow and evolve, reflecting Rocket’s long-term investment in the region. This year marks an important milestone with the introduction of the Next Gen Program, welcoming ten recent graduates into the team and strengthening the office’s focus on developing emerging engineering talent. Together, the location, growth, and commitment to early‑career development make Rocket Perth a dynamic and exciting place to work.

About Rocket Software

Rocket Software is a global software development firm that builds enterprise products and delivers enterprise solutions in the following segments: Application Modernization and Connectivity, Data Management and Protection, and Systems Management and Operations. Rocket Software is headquartered in Waltham, Massachusetts, USA, and has offices worldwide. The company was founded in 1990 and has grown to more than 1500 employees.
Learn more about Rocket Software
Size
1,500 employees
Industry
Founded
1990

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