Principal Trading Systems Analyst

Synergy Plus Pty Ltd.; Perth; Hybrid; AUD 120,000 - 170,000; Full time

Job summary

Synergy is seeking a Principal Trading Systems Business Analyst for our Wholesale Business Unit, based at the Central Park, Perth office. You will translate complex business needs into actionable, testable requirements to enhance Synergy’s trading systems, coordinating with internal software development and testing teams.

The role works closely with trading, generation and commercial teams, developing UML-based domain models and presenting analyses to a broader audience while supporting $1+

Qualifications

• Minimum 5 years’ experience as a Senior Business Analyst in a complex software environment.
• Familiarity with OOAD and UML for domain modelling.
• Strong stakeholder engagement across multidisciplinary teams.

Responsibilities

• Develop and maintain domain models, logic and functional design specs for trading software.
• Collaborate with stakeholders and tech teams to design and deliver trading system solutions.
• Drive continuous improvement of wholesale trading platforms through stakeholder engagement.
• Lead documentation and assessment of trading system controls to ensure compliance with WEM rules.
• Ensure design and documentation support decision-making, data capture and reporting.

Skills

Agile

OOAD

UML

Domain modelling

Stakeholder engagement

Education

Software Engineering

Computer Science

Tools

UML

Domain Modelling

Job description

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We're leading Western Australians to their intelligent energy future.

And we want you to be part of it.

You might know us as Western Australia's largest electricity generator and energy retailer, supporting 1.2 million customers across the state.

But what you might not know, is that we’re investing in renewable energy projects, including wind farms and big batteries, to help build a more sustainable and reliable future.

Our Big Battery is now live in Kwinana, we’re expanding the Warradarge Wind Farm, the WA EV Network has launched, and we have many other projects in the works.

We're a purpose-driven organisation, owned by the people of WA. Our commitment is to ensure all Western Australians have access to secure, reliable, and sustainable energy.

We believe that the benefits of renewable energy aren’t just for some, they're for everyone.

This is where you come in.

Role Description:

The Principal Trading Systems Business Analyst is an exciting opportunity in our Wholesale Business Unit based at our Central Park, Perth office.

You will act as a trusted subject matter expert, translating intricate business needs into discrete, actionable and testable functional requirements to enhance Synergy’s Trading systems, via Synergy’s internal software development and functional testing teams.

This role involves close collaboration with stakeholders across trading, generation, and commercial teams, as well as Synergy’s internal software development and functional testing teams. This role includes the development and maintenance of UML-based OOAD domain models (including class and state transition diagrams) and presentation of material that describes Synergy’s Trading systems work to support presentations to a wider business audience.

This position underpins the development and continuous improvement of trading systems that support 2,100 MW of generation capacity within the Wholesale Electricity Market (WEM), while managing over $1 billion in annual costs and revenues across electricity and gas markets, including power purchase agreements.

Job responsibilities:

• Develop and maintain domain models, business logic and functional design specifications to ensure electricity and gas trading software is compliant, commercially effective, and aligned with strategic business objectives.
• Partner with business stakeholders and technology teams to design, enhance, and deliver trading system solutions that meet operational, commercial, and performance objectives.
• Drive the continuous improvement of wholesale trading platforms through stakeholder engagement, structured analysis, and identification of value-adding system enhancements.
• Lead the documentation and assessment of trading system controls and enhancements to ensure ongoing compliance with WEM rules, regulatory obligations, and evolving market requirements while supporting business objectives.
• Ensure trading system design and associated documentation effectively supports decision-making, data capture, transaction execution, and reporting.

What you will bring:

• Tertiary qualification in Software Engineering, Computer Science, Mathematics, Science or a related discipline.
• Minimum 5 years’ experience as a Senior Business Analyst in a complex software environment, preferably with a strong understanding and practical experience with Agile software development methodologies.
• Familiarity with functional design and domain modelling techniques, including OOAD under the Unified Modelling Language (UML).
• Demonstrated ability to analyse complex requirements and design integrated solutions across systems, processes, and people.
• Strong stakeholder engagement and collaboration skills to elicit, analyse, and document complex business and system requirements across multidisciplinary teams.

So, what's it like working for Synergy?

As one of Australia's most trusted utility brands, we value our customers, the community we operate in, and our people. When you work with us, you'll be joining an inclusive and proactive organisation, one that enables innovative thinking, accountable leadership, and collaboration. It's how we're creating an exceptional workplace, and we want you to be part of it.

At Synergy we have a wide range of benefits designed to help you balance your work and home life, support your health and wellbeing along with having access to professional development opportunities.

Here's a just a few of the benefits you'll have access to as a Synergy employee:

• Generous paid parental leave
• Other leave options including reproductive and purchased annual leave
• Volunteer leave so you can give back to your community

At Synergy we believe in creating an inclusive and diverse workplace where everyone can thrive and feel a true sense of belonging. We're proud to be recognised as an inclusive employer by the Diversity Council of Australia. We celebrate our diversity and warmly welcome applications from individuals of all backgrounds, especially those from underrepresented groups.

Have we sparked your interest? We hope so. It’s an exciting time for energy in Western Australia – and you’re connected to it.

Applications close Sunday the 4th of October 2026, however Synergy reserves the right to close applications when a suitable pool of candidates is identified.