Senior Full Stack Developer / Head of Engineering

We are seeking a highly experienced Senior Full Stack Developer / Head of Engineering to lead the design, development, and long-term management of our technology platforms. This role will take primary responsibility for the ongoing build and operation of our client portal, which is being developed in Java, alongside the supporting infrastructure that underpins our operations.

This is the most senior technical role within the organisation. The successful candidate will be responsible not only for hands-on development, but also for defining system architecture, establishing development standards, and building the wider technology team over time, including DevOps and QA functions.

The position carries significant ownership and influence. Systems developed in this role will directly support core business operations including customer account management, reporting, warehouse operations, billing, and integration across multiple internal and third-party platforms., Leadership & Team Development

• Act as the senior technical authority within the organisation
• Define and implement the long-term technology architecture
• Recruit, build, and manage the technology team, including:
• QA / testing specialists
• Establish development standards, workflows, and best practices
• Oversee system reliability, security, and scalability
• Provide technical leadership to support business growth

Core Development

• Build secure, scalable backend systems and APIs
• Develop and maintain front-end interfaces for customers and internal teams
• Write high-quality, production-grade code
• Troubleshoot and resolve complex system issues
• Ensure systems are robust, maintainable, and scalable

Systems Integration

• Integrate the client portal with key operational systems, including:
• Warehouse management systems (e.g. Vapour)
• Accounting platforms (e.g. Xero)
• CRM systems (e.g. HubSpot)
• Billing and payment systems
• Reporting and analytics tools
• Design and maintain data pipelines across systems
• Ensure data accuracy, reliability, and consistency

Infrastructure & Platform Ownership

• Design and manage system infrastructure
• Implement monitoring, logging, and performance optimisation
• Establish CI/CD pipelines and deployment processes
• Manage cloud or server environments
• Ensure system security and access controls
• Plan for scalability as the business grows

Automation & Operational Efficiency

• Identify and implement opportunities to automate manual workflows
• Improve operational efficiency through software solutions
• Build internal tools to support staff and customers
• Support the transition from spreadsheet-based workflows to integrated systems, Examples of work the successful candidate will be responsible for:
• Leading the full development of the client portal
• Designing the long-term system architecture
• Building automated billing and invoicing workflows
• Integrating warehouse and inventory systems into the portal
• Establishing secure authentication and access controls
• Scaling systems to support business growth
• Recruiting and building the internal technology team

Strategic Importance of the Role

This role is central to the company’s long-term operational capability. The systems developed will support:

• Thousands of customer accounts
• Warehouse and inventory management
• Billing and invoicing
• Operational automation
• Data integration across multiple businesses

• Front-end frameworks (React, Angular, or Vue)
• Database systems (PostgreSQL, MySQL, or similar)
• Version control (Git)

Infrastructure

• Cloud platforms (AWS, Azure, or similar)
• Containerisation tools (Docker or similar)
• Experience building large-scale client portals or SaaS platforms
• Experience designing system architecture from the ground up
• Experience hiring and managing engineering teams
• Experience integrating multiple business systems
• Experience working with financial, logistics, inventory, or asset management systems
• Experience handling large operational datasets
• Experience in high-growth or scaling businesses, * Strong leadership capability
• High ownership mindset
• Structured and methodical approach to problem solving
• Calm under operational pressure
• Able to balance technical quality with delivery speed
• Comfortable working directly with senior management