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

Job summary

J&T Business Consulting is seeking a Senior Full Stack Java/Angular Software Engineer (TS/SCI with polygraph) to design and lead development of high-throughput enterprise systems in Annapolis Junction, MD. You will build Angular/RxJS front-ends and Java/Spring Boot back-ends, drive architecture decisions, and mentor cross-functional teams.

The role demands deep expertise in Kafka, JMS, Oracle, Elasticsearch, and strong DevOps with Docker/Kubernetes in GitLab CI/CD pipelines.

Qualifications

• Active TS/SCI with a current Polygraph.
• Bachelor’s degree in Computer Science or related discipline with 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.
• Front-End development with Angular and RxJS.
• Back-End engineering with Spring Boot, Java.
• Experience with Kafka, JMS, Oracle, Elasticsearch.
• DevOps with Docker, Kubernetes, Maven, Gradle, GitLab CI/CD.
• Proven technical leadership across distributed teams.

Responsibilities

• Architect, code, test, and deploy full-stack web applications using Angular/RxJS front-end and Java/Spring Boot back-end microservices.
• Develop integrations with Spring MVC, Spring Data, Spring Security, JMS, and Kafka.
• Design and optimize database interfaces and data indexing with Oracle and Elasticsearch.
• Containerize apps and manage deployments with Docker/Kubernetes in GitLab CI/CD pipelines.
• Lead multiple software teams, set coding standards, ensure quality across projects.
• Collaborate with systems/hardware engineers to derive software requirements and interfaces.
• Design complex algorithms with timing/resource/interface constraints.
• Produce and review technical design docs and architecture specifications.

Skills

Angular

RxJS

Spring Boot

Java

Apache Kafka

JMS

Oracle

Elasticsearch

Docker

Kubernetes

Maven

Gradle

GitLab CI/CD

Technical Leadership

Education

Bachelor’s degree in Computer Science or related field

16 years of relevant software engineering experience without a degree

Tools

Docker

Kubernetes

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 08/28/2026

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.