Senior Application Developer (Computer Services Officer 4)

**Competition # :** 50318 **Department:** Cyber Security & Digital Solutions **Location:** HALIFAX **Type of Employment:** Permanent **Union Status:** NSGEU - NSPG **Closing Date:** 18-Nov-26 (Applications are accepted until 11:59 PM Atlantic Time) **About Us** ------------ **At** **CSDS****, we prioritize people**—both within our team and in the communities we serve. Our mission is to redefine how Nova Scotians engage with government by creating accessible, reliable digital solutions centered around user needs. **In today’s tech-driven world, CSDS empowers government departments with essential digital solutions to meet Nova Scotians’ expectations.** As a trusted partner across government, we enable departments to fulfill their mandates with secure, user-friendly services. From healthcare and education to public safety, we collaborate to transform how services are designed and delivered. **We don’t just implement technology; we modernize outdated systems and reimagine processes.** Our agile, data-driven approach ensures that digital services are both efficient and adaptable to Nova Scotia’s evolving needs. **Joining CSDS means contributing to work that makes a real difference.** From providing vital tech support to healthcare professionals to strengthening cybersecurity and developing scalable digital platforms, you’ll play a key role in building a more inclusive, responsive government for Nova Scotians. *Together, we’re setting new standards for digital public service, delivering resilient solutions that meet today’s needs—and anticipate tomorrow’s challenges.* **About Our Opportunity** ------------------------- As a Senior Application Developer within the Citizen and Business Services team, you will lead the design, development, modernization, and support of enterprise-grade applications and integrations that serve Nova Scotians and government stakeholders. This role is ideal for a highly skilled software professional with strong expertise in Java, Python, JavaScript, API development, integration technologies, and cloud-ready application architectures. You will provide technical leadership across the full software development lifecycle, contributing to solution architecture, application design, development standards, security practices, code quality, and operational excellence. You will collaborate closely with business partners, architects, developers, analysts, and project teams to deliver secure, scalable, and high-performing solutions. The position plays a critical role in modernizing legacy systems, integrating enterprise applications, developing APIs and digital services, and ensuring the reliability and performance of mission-critical business platforms. **Primary Accountabilities** ---------------------------- * Design, develop, and implement secure, scalable, and highly available applications supporting citizen-facing and internal government services. * Lead solution design and technical i