Agile Developer L3 - Microservices-based Architecture Annapolis Junction, MD 06-18-2026

Trexllc; Annapolis (MD); On-site; USD 180,000 - 225,000; Full time

Benefits offered by this job

100% company-paid health, dental, and vision premiums

Automatic company-contributed Health Savings Account (HSA)

Up to 7 weeks paid time off (PTO)

Automatic 401(k) investment

Paid 11 federal holidays

Tuition/training reimbursement

Access to Ravens season tickets

Company-paid golf events

Job summary

Trexllc in Annapolis, Maryland is seeking an experienced Agile Developer to modernize operational systems with a microservices-based architecture. This role requires expertise in Java and AWS technologies, as well as a strong ability to communicate within agile teams.

The successful candidate will have a BS degree, multiple years of experience, and a polygraph clearance. Benefits include comprehensive health coverage, generous paid time off, and a robust 401(k) plan.

Qualifications

• TS/SCI Poly – with CI poly within last 7 years.
• 9+ years of experience in relevant fields.

Responsibilities

• Write Java Spring Boot based micro‑service applications utilizing AWS native technologies.
• Utilize Python to optimize AWS services.
• Build REST services capable of filtering complex data objects.
• Implement CI/CD principles utilizing various tools.
• Participate in agile development and delivery of software.
• Effectively communicate and collaborate with team members.

Skills

Java

Spring Boot

Python

JSON Schema

Microservice architectures

CI/CD tools

NoSQL / MongoDB / DynamoDB

OAuth/OIDC implementation

Test frameworks and automation

Education

BS degree

Tools

AWS

Maven

GitLab

GitOps

Kubernetes

Docker

Ansible

Job description

Agile Developer

Technology Resource Experts, LLC is seeking an experienced Agile Developer to modernize a legacy operational system using a microservices-based architecture and cutting-edge technologies.

Responsibilities

• Write Java Spring Boot based micro‑service applications utilizing AWS native technologies.
• Utilize Python to optimize AWS services such as Lambda, Step Functions, EC2, S3.
• Build REST services with Spring capable of filtering and selecting complex data objects.
• Implement CI/CD principles utilizing Maven, GitLab and GitOps.
• Participate in agile development and delivery of software.
• Communicate and collaborate effectively with other team members and stakeholders.

Qualifications

• TS/SCI Poly – with CI poly within last 7 years.
• BS degree and 9+ years experience.

Desired Skills

• Java, Spring Boot or Python.
• JSON Schema.
• Microservice architectures.
• CI/CD tools: AWS tools, Maven, GitLab & GitOps, Kubernetes, Docker, Ansible.
• Database: NoSQL / MongoDB / DynamoDB query and schema design.
• OAuth/OIDC implementation experience.
• Test frameworks and automation including Cypress and Cucumber.

Benefits

• 100% company‑paid health, dental, and vision premiums.
• Automatic company‑contributed Health Savings Account (HSA) up to $3,900 for families.
• Up to 7 weeks paid time off (PTO).
• Automatic 401(k) investment.
• Paid 11 federal holidays.
• BlueCross BlueShield health insurance.
• Tuition/training reimbursement.
• Access to Ravens season tickets in club level.
• Company‑paid golf events for your time and course fees.

Technology Resource Experts provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, pregnancy, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training.

The projected compensation range for this position is $180K - $225K. Compensation may vary based on contract wage determination, relevant work experience, skills and competencies that align to the specified role, geographic location, education and certifications as well as federal government contract labor categories. Additional benefits include health, dental, and vision coverage; health savings account; paid time off; holiday pay; short‑term and long‑term disability; life insurance; 401(k) plan; safe harbor 401(k) investment; learning and development opportunities; referral bonuses; and flex time.