Established in 1988, Rest is one of Australia’s largest profit-to-member superannuation funds.We support more than two million members, with around $100 billion of funds under management and are recognised as a responsible investment leader. We believe when members understand and engage with their super, they’re more likely to get a better retirement outcome.Everything we do at Rest is underpinned by our values and behaviours, we want to Be Daring, Keep it Simple, Take Action and Have Grit. To put it simply we want our people to thrive and love the work they do.As a Solution Architect working with Rest Investments, you will lead solution architecture activities that support the strategic goals and technology needs of Rest Investments. You will collaborate with senior leaders and technical experts within Investments and Technology to create scalable, secure, and resilient solutions that support critical investment analysis, decision-making processes, trading, and regulatory compliance.Key Accountabilities/ResponsibilitiesDefine and own solution architectures for investment initiatives, translating business and investment requirements into fit‑for‑purpose, secure, and scalable technical designs aligned to enterprise standards.Develop solution‑level architecture artefacts including solution designs, integration models, deployment views, and non‑functional requirement definitions to support successful delivery of investment systems and platforms.Provide architectural leadership to delivery teams (engineering, data, security, vendors, and partners), guiding design decisions throughout the delivery lifecycle and resolving complex technical issues as they arise.Ensure solution compliance with architectural standards, security controls, and risk requirements, participating in architecture governance forums and addressing review outcomes for assigned initiatives.Collaborate closely with investment business stakeholders, product owners, and delivery leads to ensure architectural solutions meet functional needs, performance expectations, and regulatory obligations.Evaluate and recommend vendor and product solutions at a solution level, supporting procurement and design decisions through technical assessments, proofs of concept, and option analysis.Identify solution‑specific risks, constraints, and dependencies, proposing mitigations and trade‑offs to balance delivery timelines, cost, and technical integrity.Support the implementation of investment platforms and systems, ensuring architectural intent is maintained through build, test, and deployment phases.Contribute to continuous improvement of architecture standards, patterns, and practices by feeding lessons learned from delivered solutions back into the broader architecture community.