Senior Full-Stack Developer
Job description
JOB SUMMARY
We are seeking a Senior Full-Stack Developer with deep expertise in modern web technologies, strong experience in enterprise Java, and solid backend integration skills. In this role, you will bridge the gap between high-performance user interfaces and robust enterprise backend services supporting the utility industry.
Our preferred candidate is expected to take ownership of features across key UI/UX development, backend design and development, our testing practices and frameworks, contributing to the maintenance and modernization of REST and legacy SOAP services, and assist in evaluating cross-platform integration paths across our Java and .NET enterprise systems.
KEY RESPONSIBILITIES
- Frontend Architecture: Design and build accessible, responsive, and high-performance user interfaces working from mockups.
- Backend Services: Develop, maintain, and optimize enterprise Java services utilizing Spring Boot (REST APIs) and Spring WS (legacy SOAP services).
- System Integration & Modernization: Analyze legacy data protocols and assist in mapping architectural migration paths across Java and .NET environments to ensure seamless system interoperability.
- Technical Leadership: Mentor mid-level and junior engineers, lead architectural reviews, enforce sustainable coding standards, and participate in comprehensive code reviews.
- Domain Collaboration: Consult with product managers, internal staff, and utility industry stakeholders to translate complex business requirements into scalable technical solutions.
QUALIFICATIONS
Required Technical Skills & Experience
- 7+ years of professional software development experience in an enterprise environment.
- 5+ years of enterprise Java experience using the Spring Framework (Spring Boot, Spring WS).
- 5+ years of experience building modern web applications using HTML,CSS, JavaScript/TypeScript and
frameworks such as React or Angular.
- Strong production experience handling both modern REST (JSON) APIs and legacy SOAP
(XML/WSDL) communication protocols.
- Relational Databases: Solid proficiency in database design, SQL, data modeling, and performance
optimization.
- Cross-Platform Familiarity: Practical familiarity with C# and .NET Core / ASP.NET (ability to analyze
existing Java services and conceptualize translation into a .NET environment).
Leadership & Core Competencies
- Self-Starter: A forward-thinking engineer who can dive into projects with limited direction and
navigate evolving technology stacks.
- Modernization Mindset: Proven track record of guiding development teams through architectural
shifts and legacy system modernization.
- Mentorship: Demonstrated willingness and experience mentoring junior and mid-level developers
to support team growth.
Preferred Qualifications
- Education: Bachelor’s or Master’s degree in Computer Science, Electrical Engineering, or a related
technical discipline.
- Domain Experience: Background or familiarity with the needs and technical challenges of the Utility
/ Energy industry.
- Legacy Systems: Experience working with IBM i and DB2 systems is a strong plus.
Skills mentioned
Apply for this job
Use the application link supplied with this listing to apply to milsoft. Check the destination before entering personal information.

