Lead Software Engineer: Java Full-Stack & Modernization

REI Systems; United States; On-site; USD 120,000 - 180,000; Full time

Job summary

REI Systems is seeking a Lead Software Engineer to guide the design, development, modernization, and operational support of complex enterprise applications for federal programs. The role combines hands-on coding with technical leadership across cross-functional teams to deliver secure, scalable software solutions.

You will mentor developers, drive architectural decisions, and ensure high quality through tests, code reviews, andDevSecOps practices.

Qualifications

• Experience leading engineering teams and delivering enterprise apps.

Responsibilities

• Lead design, development, modernization, and support of complex enterprise apps.
• Guide technical delivery and coordinate with architects, product owners, UX, QA, DevOps, and DB teams.
• Oversee secure, reliable, maintainable software with hands-on coding as needed.
• Drive CI/CD, testing, and production support, including incident resolution and performance tuning.

Skills

Java

Spring Boot

JavaScript

Angular/React

RESTful APIs

Microservices

PostgreSQL

Oracle SQL

Git/GitHub

Jenkins

CI/CD

DevSecOps

Tools

Selenium

JUnit

Cucumber

TDD

BDD

Splunk

New Relic

Job description

REI Systems is seeking a Lead Software Engineer to guide the design, development, modernization, and operational support of complex enterprise applications for federal programs. The role combines hands-on coding with technical leadership across cross-functional teams to deliver secure, scalable software solutions.

You will mentor developers, drive architectural decisions, and ensure high quality through tests, code reviews, andDevSecOps practices.