Senior Software Implementation Engineer

Lumin Digital is a trailblazer in digital banking solutions, driven by a unique approach to technology, service, and people. The Senior Software Implementation Engineer plays a key role in the successful technical delivery of Lumin Digital’s digital banking platform, responsible for implementing platform features and ensuring client satisfaction throughout the implementation lifecycle.

Responsibilities:

• Lead full-cycle technical implementations of the Lumin Digital banking platform for new clients, from initial kickoff and requirements discovery through configuration, testing, and production launch
• Serve as the primary technical point of contact for client stakeholders, translating business requirements into technical specifications and implementation plans
• Implement and configure Lumin Digital’s banking product components, including digital banking, mobile, and online banking modules according to client specifications
• Performing testing and validations of each product feature, third party integrations, and custom solutions implemented during the life cycle of the project
• Ensure client expectations are satisfied on the committed deliverables
• Manage client environments across, staging, pilot and production to support iterative testing and a smooth go-live transition
• Conduct working sessions to help clients understand product functionality and to enable client teams to self-manage their application
• Develop and document custom solutions and integrations leveraging Lumin Digital’s SDK, APIs and available tooling to meet client-specific requirements
• Create and maintain project scope implementation details, data flow documentation, and integration specifications for each implementation
• Partner with Product, Engineering, Services, and Support teams to coordinate deliverables, resolve dependencies, and maintain alignment throughout the implementation lifecycle
• Communicate implementation status, risks, blockers, and milestones clearly to internal stakeholders, project managers, and client team
• Support data conversion and migration efforts associated with Projects
• Support load testing efforts and help fine tune any performance issues
• Proactively identify technical risks, implementation blockers, and timeline threats; develop and execute mitigation strategies to keep projects on track
• Troubleshoot and resolve technical issues across all phases of implementation, including root cause analysis, integration failures, environment issues, and post-launch incidents
• Identify opportunities to improve implementation methodologies, tooling, templates, and reusable components. Lead adoption of best practices across the technical delivery team
• Collaborate cross-functionally with Engineering, Product, Services, and Support teams to ensure cohesive delivery and rapid resolution of issues
• Provide post-launch support and contribute to Tier 2/Tier 3 production support for live clients until the project is handed off to application support
• Continuously evaluate and improve implementation processes, reusable templates, and team best practices to increase delivery quality and efficiency
• Contribute to post-implementation retrospectives to capture lessons learned and drive continuous improvement in the delivery process
• Perform other duties as assigned

Requirements:

• Bachelor's degree in Computer Science, Engineering, or a related technical field, or an equivalent combination of education and experience
• 5+ years of experience in software engineering, technical implementation, or systems integration roles
• Proven experience in digital banking, FinTech, or other regulated enterprise software environments
• Strong hands-on experience with SQL and relational databases for configuration and data migration
• Proficiency with JIRA or similar Agile project management tools
• Advanced experience implementing or developing digital banking or financial services software products
• Experience with SDK or equivalent experience with financial technology platforms
• Knowledge of core banking system integrations (e.g., Fiserv, Jack Henry, FIS, Symitar) and standard data exchange formats (JSON, XML, REST, SOAP)
• Familiar with cloud-native technologies including AWS, Docker, Kubernetes, and observability tools such as Kibana or Datadog
• Understanding of microservices architecture and RESTful API design principles
• Working knowledge with relational databases and SQL for data validation, mapping, and troubleshooting
• Familiarity with software development practices including version control (Git), CI/CD pipelines, and deployment automation
• Excellent verbal and written communication skills; able to translate complex technical concepts for non-technical stakeholders
• Proven ability to build strong client relationships and act as a credible technical authority
• Collaborative team player who thrives in a fast-paced, cross-functional environment with ambiguity and change
• Strong analytical and critical thinking skills with a proactive approach to problem solving
• Demonstrated ability to lead, mentor, and influence peers and junior team members