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

Comprehensive Health, Dental, and VIsn

401(k) Retirement Plan with Company

Tuition Reimbursement

Job summary

J&T Business Consulting in Annapolis Junction, MD is seeking a Senior Full Stack Java/Angular Software Engineer (Level 3) to design, develop, and enhance complex enterprise systems in a classified environment.

You will lead full-stack development using Angular/RxJS on the frontend and Java/Spring Boot on the backend, drive architecture, ensure performance and security, and mentor multiple teams across projects.

Qualifications

• Bachelor’s degree in Computer Science or related field with 12+ years of software engineering on similar scope, or 16 years without a degree.
• Hands-on Angular and RxJS front-end development.
• Spring Boot, Spring MVC, Spring Data, and Spring Security expertise.
• Kafka, JMS, Oracle, and Elasticsearch experience.
• Docker, Kubernetes, Maven/Gradle, and GitLab CI/CD pipelines.
• Proven technical leadership across distributed teams.

Responsibilities

• Architect and develop full-stack apps with Angular+RxJS and Java/Spring Boot back-end.
• Lead cross-functional teams, set coding standards, and ensure code quality.
• Design and optimize data interfaces and indexing with Oracle/Elasticsearch.
• Containerize apps and manage deployments with Docker/Kubernetes in GitLab CI/CD.
• Collaborate with systems engineers to define software requirements and boundaries.
• Create and review technical design docs and system architecture specs.

Skills

Angular

RxJS

Java

Spring Boot

Spring MVC

Spring Data

Spring Security

Apache Kafka

JMS

Oracle

Elasticsearch

Docker

Kubernetes

GitLab CI/CD

Technical leadership

Education

Bachelor’s degree in Computer Science or related

16 years of relevant software engineering experience without a degree

Tools

Maven

Gradle

GitLab CI/CD

Job description

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

Annapolis Junction, United States | Posted on 11/02/2026

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

• 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.