Lead Software Engineer

Data Intelligence LLC; San Diego (CA); On-site; USD 120,000 - 150,000; Full time

Job summary

A technology solutions provider is seeking a Lead Software Engineer in San Diego, CA, to develop and sustain critical applications for the defense industry. The ideal candidate will have at least 10 years of software development experience, particularly in a DoD setting, and proficiency with .NET and other Microsoft technologies. This role involves leading design efforts, collaborating with teams, and ensuring compliance with security standards. Candidates should have a Bachelor's degree and a strong background in software development within secure environments.

Qualifications

• 10+ years of experience developing and supporting software application suites in a DoD environment.
• 5+ years of experience developing large-scale distributed applications using Microsoft technologies.
• Experience with web-based application development using JavaScript frameworks.

Responsibilities

• Lead the design, development, and maintenance of large-scale DoD applications.
• Collaborate with various stakeholders to gather requirements.
• Provide technical leadership and mentorship to development teams.

Skills

Technical leadership

Hands-on development expertise

Software troubleshooting

Agile methodologies

Web technologies

Object-oriented programming

Education

Bachelor's Degree in Information Technology, Computer Science, or related field

Tools

.NET

C#

SQL Server

JavaScript frameworks (Angular, Node.js, Backbone)

Job description

Data Intelligence, LLC is seeking a Lead Software Engineer to support one of our premier clients in the defense industry. This role is located in San Diego, CA, and will focus on developing and sustaining mission‑critical applications within a secure DoD environment. The ideal candidate will bring strong technical leadership, hands‑on development expertise, and experience working on large‑scale, secure systems.

Key Responsibilities

• Lead the design, development, and maintenance of large-scale DoD desktop and web‑based distributed applications
• Collaborate with system engineers, business analysts, developers, testers, and end‑users to gather requirements and develop technical solutions
• Develop and implement proof‑of‑concepts based on user and mission needs
• Architect and document system designs, ensuring alignment with project requirements and DoD standards
• Oversee full Software Development Life Cycle (SDLC) processes using Agile and incremental development methodologies
• Ensure compliance with DoD Application Security Development STIGs (ASD STIGs) and cybersecurity best practices
• Troubleshoot and resolve complex software, database, and network issues; perform root cause analysis and implement fixes
• Provide technical leadership, mentorship, and code reviews for development teams
• Interface directly with government stakeholders and provide regular progress updates
• Maintain detailed documentation of system architecture, code changes, and development processes

Required Qualifications

• Bachelor’s Degree in Information Technology, Computer Science, or related field
• 10+ years of experience developing and supporting software application suites in a DoD environment
• 5+ years of experience developing large-scale distributed applications using Microsoft technologies, including:
  • .NET
  • C#
  • SQL Server
• Experience with web-based application development using JavaScript frameworks such as Angular, Node.js, or Backbone
• Strong knowledge of web technologies including Web API, HTML, and CSS
• Experience troubleshooting application code and resolving bugs across complex systems
• Hands‑on experience with Agile development methodologies in enterprise environments
• Knowledge of object‑oriented programming languages such as Java and C#
• Experience developing software in compliance with DoD security requirements (STIGs)
• Ability to define system requirements, develop architecture documentation, and lead project execution

Preferred Qualifications

• Experience with TORIS platform or similar DoD information systems
• Strong background supporting classified or mission‑critical systems
• Proven ability to lead technical teams and manage multiple priorities