Senior Mainframe Engineer – COBOL/CICS & IBM MQ

Westpac New Zealand; Wellington; On-site; NZD 120,000 - 180,000; Full time

Benefits offered by this job

4 weeks holiday + wellbeing leave

Purchased leave options up to 4 weeks/

Banking benefits & insurance discounts

Growth & internal mobility

Recognition of top performers

School holiday subsidy

2 volunteer days

Job summary

Westpac New Zealand is seeking a Senior Software Developer – IBM Mainframe to design, develop and maintain critical IBM Mainframe applications across batch and online processing. You’ll work with cards, payments and core banking interfaces while ensuring reliability and security.

You will contribute to testing, reviews and releases, collaborate with product teams and technology specialists, and participate in after-hours support when required.

Qualifications

• Strong mainframe development experience in COBOL/CICS
• Experience with batch and online/real-time processing
• Experience with IBM MQ or enterprise messaging and system integration
• At least 5 years experience with COBOL and CICS
• Strong database, analytical and problem-solving skills
• Experience supporting business-critical production applications
• Understanding of secure development, operational resilience and risk
• Strong communication skills and collaborative approach across technology teams
• Experience in banking, cards or payments is advantageous

Responsibilities

• Design, develop, test and maintain IBM Mainframe applications and services.
• Develop and support batch, online and system integration solutions.
• Troubleshoot production issues and identify opportunities for continuous improvement.
• Contribute to testing, code reviews, releases and technical documentation.
• Work closely with engineers, product teams and other technology specialists to deliver secure and reliable solutions.
• Participate in production and after-hours support when required.

Skills

Mainframe development

COBOL

CICS

IBM MQ

Batch & online processing

Analytical problem solving

Secure development

Banking/payments familiarity

Tools

IBM Mainframe tools

Job description

Westpac New Zealand is seeking a Senior Software Developer – IBM Mainframe to design, develop and maintain critical IBM Mainframe applications across batch and online processing. You’ll work with cards, payments and core banking interfaces while ensuring reliability and security.

You will contribute to testing, reviews and releases, collaborate with product teams and technology specialists, and participate in after-hours support when required.