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Lead Software Engineer (Java/AWS)

Company:
Software Guidance & Assistance
Location:
Rockville, MD, 20849
Posted:
March 03, 2026
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Description:

Software Guidance & Assistance, Inc., (SGA), is searching for a Lead Software Engineer (Java/AWS) for a Contract assignment with one of our premier Regulatory clients in Rockville, MD.

This position is hybrid (3 days per week onsite) - Rockville or Tysons

Must be local to DC Metro area.

Responsibilities :

GraphQL API Development: Design, develop, and maintain GraphQL APIs to enable efficient data exchange between COTS platforms and the firm's systems

Integration Architecture: Architect scalable integration solutions that connect external products with the firm's internal databases, applications, and services

Systems Connectivity: Build and maintain middleware, integration layers, and data pipelines to ensure reliable system-to-system communication

Vendor Technical Collaboration: Work with COTS vendors on technical integration requirements, API specifications, and troubleshooting

Data Integration: Implement data mapping, transformation, and synchronization processes while maintaining data integrity and security standards

Technical Leadership: Mentor engineers on integration patterns, GraphQL best practices, and guide technical decisions for the investigations technology stack Required Skills:

Bachelor's degree in Computer Science, Software Engineering, or related field (Master's preferred)

7+ years of software engineering experience with 3+ years focused on enterprise system integration

Strong expertise in GraphQL: schema design, query optimization, resolver implementation, and federation patterns

Proficiency in Java and Python

Experience with REST APIs, authentication protocols (OAuth 2.0, JWT, SAML), and API gateway technologies

Strong understanding of Oracle and SQL Server databases

Experience with AWS cloud services and containerization

Knowledge of CI/CD practices and DevOps principles Preferred Skills:

Experience with GraphQL federation and implementing federated GraphQL architectures

Background integrating case management, analytics, or enterprise software platforms

Experience with message brokers and event-driven architectures

Understanding of security best practices for API integration in regulated environments Skills & Competencies:

API Design Excellence: Deep understanding of GraphQL schema design, query performance, and API versioning strategies

Integration Architecture: Ability to design and implement robust, scalable integration solutions

Technical Problem-Solving: Strong troubleshooting skills for complex integration challenges

Vendor Collaboration: Effective technical communication with external vendors and internal stakeholders

Documentation: Clear technical documentation for APIs, integration architectures, and system interfaces

Quality Focus: Commitment to code quality, testing, and monitoring best practices Key Technologies:

GraphQL (Apollo Server/Client, GraphQL Federation)

Programming Languages: Java, Python

Databases: DocumentDB, Mongo

Cloud Platform: AWS (Lambda, API Gateway, ECS, S3, RDS, etc.)

Integration & Messaging: AWS services for integration patterns

Containerization: Docker, container orchestration on AWS

DevOps: CI/CD pipelines, monitoring, logging

SGA is a technology and resource solutions provider driven to stand out. We are a women-owned business. Our mission: to solve big IT problems with a more personal, boutique approach. Each year, we match consultants like you to more than 1,000 engagements. When we say let's work better together, we mean it. You'll join a diverse team built on these core values: customer service, employee development, and quality and integrity in everything we do. Be yourself, love what you do and find your passion at work. Please find us at .

SGA is an Equal Opportunity Employer and does not discriminate on the basis of Race, Color, Sex, Sexual Orientation, Gender Identity, Religion, National Origin, Disability, Veteran Status, Age, Marital Status, Pregnancy, Genetic Information, or Other Legally Protected Status. We are committed to providing access, equal opportunity, and reasonable accommodation for individuals with disabilities in employment, and our services, programs, and activities. Please visit our company to request an accommodation or assistance regarding our policy.

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