Connex Developer

Are you ready to be a part of a team that's redefining ultra-secure cloud solutions? Join a team that's shaping the future of cloud and cybersecurity. At Showtime Consulting, we don't just build ultra-secure cloud solutions-we enable organisations to thrive in the most challenging high-threat environments. If you're truly passionate about innovation, security, and making a real impact, you're in the right place.
We deliver security where it matters most-protecting national infrastructure, defence, and mission critical operations. Our solutions are trusted by leading organisations, and our team is at the forefront of innovation in ultra-secure cloud and cross domain security.

Join a team that's shaping the future of cloud and cybersecurity. At Showtime Consulting, we don't just build ultra-secure cloud solutions-we enable organisations to thrive in the most challenging high threat environments. If you're truly passionate about innovation, security, and making a real impact, you're in the right place.

We deliver security where it matters most-protecting national infrastructure, defence, and mission critical operations. Our solutions are trusted by leading organisations, and our team is at the forefront of innovation in ultra-secure cloud and cross domain security.

Our people are specialists in secure cloud, defence technology, and insider risk mitigation. We thrive in high stakes environments, where cybersecurity isn't just a requirement-it's mission critical. If you're ready to contribute to industry leading projects and grow in a company that values trust, innovation, and resilience, explore our open roles today.

Meet THE Team Terry Hicks Principal Cloud Consultant

Resource and Operations Manager at Showtime Consulting

George Constantine People Operations Lead

Associate Consultant at Showtime Consulting Bachelor of Information Technology Student

CEO at Showtime Consulting Expert in Ultra Secure Cloud, Cross Domain Solutions, Insider Risk Management & Defence Grade Cybersecurity

Open Roles We Are Always Looking For Talented Individuals.
Explore Our Current Opportunities And Find A Role That Matches Your Expertise. Connex Developer Company Description
Showtime Consulting is a leading provider of Shielded Cloud and Digital Solutions across Australia and New Zealand. We specialise in delivering secure, enterprise scale technology solutions across cloud, data, AI, DevSecOps, platform engineering, and digital transformation programs.
We partner with major organisations to build high performing technology teams and deliver innovative technology platforms that improve productivity, operational efficiency, governance, security, and business outcomes.
As part of our continued growth across the financial services sector, we are seeking experienced payments technology professionals to support critical payment processing platforms and modernisation initiatives within large enterprise environments.
The Role
We are seeking an experienced Connex Developer / Support Specialist to join a high performing payments technology team.
This role is focused on the development, enhancement, support, and ongoing maintenance of the Connex Payment Switch running on IBM Mainframe (z/OS). You will play a key role in ensuring the stability, reliability, and performance of business critical payment processing systems while supporting regulatory, compliance, and modernisation initiatives.
The ideal candidate will bring strong Connex and Mainframe expertise, a solid understanding of payment processing environments, and the ability to collaborate effectively with architects, designers, vendors, and delivery teams.
Key Responsibilities

• Provide build, enhancement, and production support for the Connex Payment Switch on IBM Mainframe (z/OS).
• Review, assess, and provide recommendations on vendor proposed Connex changes and customisations.
• Collaborate closely with Solution Designers, Architects, and delivery teams to support business and technical initiatives.
• Enhance and maintain Host Scheme Payment Interfaces (PIs) during regulatory and compliance releases.
• Support migration and modernisation initiatives, including Connex integration with new payment switch platforms.
• Monitor the health, performance, and stability of the Connex Mainframe environment.
• Apply vendor supplied Connex maintenance updates, including configuration and code changes.
• Implement additions, modifications, and deletions of Payment Interfaces (PIs), Transaction Handlers (THs), and associated batch processes.
• Investigate, troubleshoot, and develop fixes for Connex related production incidents and defects.
• Participate in system testing, release management, and deployment activities to ensure high quality delivery.

What You'll Need

• Bachelor's degree in Computer Science, Information Technology, Engineering, or a related discipline.
• Strong understanding of Payment Switch functionality and payment processing environments.
• 2 to 20 years of experience in Connex support, development, or a similar payments technology role.
• Proven expertise in gathering, documenting, and analysing functional and technical requirements.
• Strong problem solving, troubleshooting, and analytical skills.
• Ability to work in dynamic environments and adapt to evolving technologies and project requirements.
• Self motivated, proactive, and capable of working independently as well as within a team.
• Detail oriented, with a strong focus on testing, quality assurance, and production stability.
• Excellent collaboration and stakeholder management skills.

Technical Skills

• Extensive experience with Connex configuration and support on IBM z/OS.
• Strong knowledge of:
  • IBM z/OS
  • COBOL
  • Assembler
  • Db2
  • IBM JCL
  • Finsim / Paysim
  • Payment Switch and transaction processing systems
• Exposure to modern technologies and integration frameworks, including:
  • Java
  • Spring Boot
  • REST APIs
  • GitHub
  • AWS
  • Splunk
  • Kafka

Why Join Us?

• Work on business critical payment platforms supporting large scale transaction processing environments.
• Contribute to strategic payment modernisation and platform transformation initiatives.
• Collaborate with experienced architects, engineers, and payments specialists.
• Gain exposure to both traditional Mainframe technologies and modern integration platforms.
• Join a high performing team delivering innovative financial services technology solutions.
• Be part of a growing consultancy delivering complex technology outcomes across Australia and New Zealand.

We Are Always Looking For Top Talent In Cybersecurity, Cloud, And Defence Tech. Build solutions that protect defence, national security, and enterprise clients.

Attractive salary packages, incentives, and professional development support.

A collaborative, high trust workplace where innovation thrives

Access to cybersecurity certifications, mentoring, and growth opportunities.

Remote friendly roles and adaptable work environments.

Work on Mission Critical Projects

Build solutions that protect defence, national security, and enterprise clients.

Flexibility & Work-Life Balance

Remote friendly roles and adaptable work environments.

Access to cybersecurity certifications, mentoring, and growth opportunities.

Attractive salary packages, incentives, and professional development support.

Strong Team Culture

A collaborative, high trust workplace where innovation thrives

At Showtime Consulting, We Hire And Develop The Best Minds In Cybersecurity. Our Values Shape Everything We Do Security Essential for protecting sensitive information and ensuring the company's technology cannot be compromised.

Critical for building trust with stakeholders and maintaining ethical standards in all operations, especially in such sensitive sectors.

Necessary for staying ahead of technological advancements and threats, ensuring solutions are cutting edge and effective.

Demonstrates dedication to the mission, the safety and security of clients' data, and the success of their operations.

Important for providing reliable and consistent service, which is crucial for defence and intelligence operations that depend on continuity and dependability.

Fuels the drive to excel, innovate, and overcome challenges. It's the emotional investment in the mission and the work, which can inspire teams and lead to exceptional outcomes.

Essential for protecting sensitive information and ensuring the company's technology cannot be compromised.

Critical for building trust with stakeholders and maintaining ethical standards in all operations, especially in such sensitive sectors.

Necessary for staying ahead of technological advancements and threats, ensuring solutions are cutting edge and effective.

Demonstrates dedication to the mission, the safety and security of clients' data, and the success of their operations.

Important for providing reliable and consistent service, which is crucial for defence and intelligence operations that depend on continuity and dependability.

Fuels the drive to excel, innovate, and overcome challenges. It's the emotional investment in the mission and the work, which can inspire teams and lead to exceptional outcomes.

Know someone looking for their next career move? At Showtime Consulting . click apply for full job details