Senior Salesforce Developer

Are you a Senior Salesforce Developer looking to work on impactful, enterprise-level projects?

Join

Seisma

and be part of a high-performing team delivering innovative solutions across a range of industries.

Who is Seisma?

Seisma is one of Australia’s leading boutique technology consultancies, with a team of 350 specialists across Australia and New Zealand. We deliver expertise across Salesforce, Microsoft, and Google technologies, partnering with major organisations to drive meaningful digital transformation.

About our Salesforce Practice

Seisma’s Salesforce practice comprises 100 specialists across Australia and New Zealand. Through our acquisition of Smartapps, we gained deep Public Sector domain expertise, and we continue to deliver transformation for leading Government organisations, with a focus on complex, multi-cloud project delivery.

About the Role

As a Senior Salesforce Developer, you’ll play a pivotal role in designing, developing, and delivering scalable Salesforce solutions. You’ll work within a close-knit team on multi-year transformation programs for our government clients, partnering closely with them to operate as a unified delivery team focused on achieving meaningful business outcomes.

We offer a clear and supportive promotion pathway for those looking to advance their careers. Our culture is built on collaboration, care, and recognition—valuing both talent and effort.

Key Responsibilities

• Design and develop custom solutions using

Apex, LWC, and Visualforce

• Build and optimise

Lightning Web Components (LWC)

for scalable UI solutions

• Integrate Salesforce with external systems using

REST/SOAP APIs

and middleware tools

• Collaborate with functional consultants and business analysts to translate requirements into technical designs
• Lead code reviews and ensure best practices in

clean, scalable, and secure code

• Troubleshoot and resolve complex technical issues across environments
• Support

CI/CD pipelines, deployments, and release management

• Contribute to architecture discussions and technical decision-making
• Mentor junior developers and provide technical guidance

What We’re Looking For

• 5\+ years of Salesforce development experience
• Strong hands-on experience with

Apex, LWC, SOQL/SOSL, and integrations

• Solid understanding of

Salesforce architecture, data model, security, and Omni

• Experience working with

Salesforce Industry Clouds – Public Sector Solutions \& Education Cloud

• Familiarity with

DevOps tools

(e.g. Git, Copado, Gearset, Jenkins)

• Experience with

API integrations and middleware platforms (e.g. MuleSoft)

• Strong problem-solving skills and ability to work in fast-paced environments
• Excellent communication skills and stakeholder engagement

Why Join Seisma?

• Work on

large-scale, enterprise Salesforce programs

• Collaborative and supportive team culture
• Opportunity to grow into

technical leadership or architecture roles

• Hybrid working flexibility
• Ongoing learning and certification support