Senior Full Stack Java/Angular Software Engineer (TS/SCI Clearance with Full Scope Polygraph Required)

J&T Business Consulting; Maryland; On-site; USD 199,000 - 238,000; Full time

Benefits offered by this job

Health, dental, vision insurance

401(k) with company match

Tuition reimbursement

Paid time off and holidays

Job summary

J&T Business Consulting is seeking a Senior Full Stack Java/Angular Software Engineer (Level 3) in Annapolis Junction, MD to lead the design and development of high-throughput enterprise systems. The role requires active TS/SCI clearance with polygraph and· you will build Angular front-ends and Java/Spring Boot back-ends, plus drive architecture decisions and mentoring across teams.

Responsibilities include delivering microservices, implementing distributed architectures, and ensuring software

Qualifications

• Bachelor’s degree in Computer Science or a related discipline from an accredited institution; plus at least 12 years of software engineering experience on programs/contracts of similar scope and complexity, OR
• 16 years of relevant software engineering experience without a degree.

Responsibilities

• Architect, code, test, and deploy full-stack web applications using Angular/RxJS for front-end interfaces and Java/Spring Boot for back-end microservices.
• Develop robust back-end integrations leveraging Spring MVC, Spring Data, Spring Security, JMS, and Apache Kafka.
• Design and optimize complex database interfaces, queries, and data indexing pipelines using Oracle and Elasticsearch.
• Containerize applications and manage microservices deployments utilizing Docker and Kubernetes within GitLab CI/CD pipelines.
• Serve as a technical lead across multiple software teams, delegating tasks, establishing coding standards, and overseeing quality control for all delivered code.
• Confer with systems and hardware engineers to derive software requirements, analyze performance trade-offs, and define interface boundaries.
• Design and implement complex algorithms requiring adherence to strict execution timing, resource management, and interface constraints.
• Author and review comprehensive technical design documentation and system architecture specifications.

Skills

Angular

RxJS

Java

Spring Boot

Technical Leadership

Cross-functional teamwork

Education

Bachelor’s degree in Computer Science or related discipline

16 years of relevant software engineering experience without a degree

Tools

Docker

Kubernetes

Maven

Gradle

GitLab CI/CD

Spring MVC

Spring Data

Spring Security

Apache Kafka

JMS

Oracle

Elasticsearch

Git

Job description

Senior Full Stack Java/Angular Software Engineer (TS/SCI Clearance with Full Scope Polygraph Required)

Annapolis Junction, United States | Posted on 09/18/2026

Position: Senior Full Stack Java/Angular Software Engineer – Level 3

Location: Annapolis Junction, MD

Employment Type: Full-Time

Clearance Requirement: Active TS/SCI with Polygraph

Salary Range: $199,000 – $238,000 / year (dependent on experience, education, and skill set)

About the Role

Seeking a senior Full Stack Java/Angular Software Engineer (Level 3) to design, develop, and enhance complex, high-throughput enterprise systems in Annapolis Junction, MD.

In this role, you will provide technical leadership across full-stack application development, building responsive front-end user interfaces in Angular/RxJS and engineering microservices using Java and Spring Boot. You will lead cross-functional development teams, implement message-driven distributed architectures, optimize data processing and indexing pipelines, and ensure rigorous software quality standards across classified operational environments.

Key Responsibilities

Architect, code, test, and deploy full-stack web applications using modern Angular/RxJS for front-end interfaces and Java/Spring Boot for back-end microservices.

Develop robust back-end integrations leveraging Spring MVC, Spring Data, Spring Security, JMS, and Apache Kafka.

Design and optimize complex database interfaces, queries, and data indexing pipelines using Oracle and Elasticsearch.

Containerize applications and manage microservices deployments utilizing Docker and Kubernetes within GitLab CI/CD pipelines.

Serve as a technical lead across multiple software teams, delegating tasks, establishing coding standards, and overseeing quality control for all delivered code.

Confer with systems and hardware engineers to derive software requirements, analyze performance trade-offs, and define interface boundaries.

Design and implement complex algorithms requiring adherence to strict execution timing, resource management, and interface constraints.

Author and review comprehensive technical design documentation and system architecture specifications.

Required Qualifications & Experience

Security Clearance: Active TS/SCI with a current Polygraph.

Experience & Education:

Bachelor’s degree in Computer Science or a related discipline from an accredited institution plus at least 12 years of software engineering experience on programs/contracts of similar scope and complexity, OR

16 years of relevant software engineering experience without a degree (4 additional years substituting for the degree).

Front-End Development: In-depth, hands-on experience building user interfaces with Angular and RxJS.

Back-End Engineering: Deep expertise with the Spring Boot framework (including Spring MVC, Spring Data, and Spring Security) and Java.

Data & Messaging: Demonstrated experience with Apache Kafka, JMS, Oracle databases, and Elasticsearch.

DevOps & Containers: Proven experience with Docker, Kubernetes, Maven, Gradle, and GitLab CI/CD pipelines.

Technical Leadership: Proven track record serving as a technical lead or mentor across distributed software development teams.

Benefits & Compensation

This position offers a comprehensive benefits package designed to support employees both personally and professionally:

Comprehensive Health, Dental, and Vision Insurance

Basic Life and Disability Insurance

Paid Time Off (PTO) and Paid Holidays

401(k) Retirement Plan with Company Match

Tuition Reimbursement for ongoing education and professional certifications

An Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status, or any other characteristic protected under federal, state, or local law.