Senior Software Engineer (NodeJS/Angular/AWS)
Rockville, MD
Category: Development
Industry: Financial Services
Standard Hours: Open
Reference ID: JN -092026-108769
Date Posted: 09/24/2026
Shortcut: http://careers.eliassen.com/Bd9LZX
Description:
Hybrid 3 days onsite / 2 days remote in Rockville, MD
Our client seeks a Senior Software Engineer to design, build, and maintain data-intensive applications that ingest multiple data sources and surface insights through correlation and analysis. You will provide technical leadership, contribute to architecture and technical strategy, and use AI-assisted development tools with sound review practices. You will support production systems, address technical risks proactively, and collaborate with internal and external partners to deliver high-quality outcomes aligned with investor protection and market integrity.
We can facilitate w2 and corp-to-corp consultants. For our w2 consultants, we offer a great benefits package that includes Medical, Dental, and Vision benefits, 401k with company matching, and life insurance.
Rate: $60.00 to $70.00/hr. w2
Responsibilities:
- Design, develop, and maintain applications that ingest multiple data sources and surface insights through correlation and analysis with attention to code quality and performance.
- Provide technical leadership and mentorship and guide effective, responsible use of AI-assisted development tools.
- Participate in architecture discussions, contribute to technical strategy, and define technical solutions or operational processes with measurable impact.
- Identify and resolve technical risks and cross-team dependencies early to ensure timely, high-quality delivery.
- Support production systems and troubleshoot complex issues, simplifying code and infrastructure to reduce maintenance and migration costs.
- Apply computer science fundamentals, including algorithms, problem solving, complexity analysis, and data structures.
- Use AI-assisted development tools with judgment to review generated output for correctness, security, and quality.
- Build productive relationships with senior internal and external partners, align on priorities, and collaborate in support of investor protection and market integrity.
Experience Requirements:
- Proficiency in Java, Spring Framework, Spring Boot, Spring Security (OAuth2 and LDAP), Hibernate, Python, and Node.js with strong object-oriented design, RESTful API design, and microservices architecture.
- Experience with relational databases such as PostgreSQL and Microsoft SQL Server and NoSQL databases such as DynamoDB, MongoDB, and Cassandra.
- Hands-on with AWS services including EC2, S3, Lambda, SES, SQS, SNS, RDS, ECS, and API Gateway, plus CloudWatch or CloudTrail, IAM, VPC networking, and IaC using Terraform or CloudFormation.
- Containerization with Docker.
- Build and test tools such as Maven, Gradle, and JUnit 5.
- CI/CD pipelines, test automation, unit testing, and software security best practices.
- Nice to have: Frontend experience with React or Angular, GitLab CI/CD exposure, and experience with AI development tools such as Amazon Kiro or similar with strong validation practices.
Education Requirements:
- Bachelor's degree in Computer Science, Information Systems, or related discipline with at least seven years of related experience, or an equivalent combination of education and work experience.
- Background in system design, cloud technologies, relational and NoSQL data stores, performance tuning and optimization, DevOps and CI/CD, test automation and unit testing, and software security.
Skills, experience, and other compensable factors will be considered when determining pay rate. The pay range provided in this posting reflects a W2 hourly rate; other employment options may be available that may result in pay outside of the provided range.
W2 employees of Eliassen Group who are regularly scheduled to work 30 or more hours per week are eligible for the following benefits: medical (choice of 3 plans), dental, vision, pre-tax accounts, other voluntary benefits including life and disability insurance, 401(k) with match, and sick time if required by law in the worked-in state/locality.
If anyone reaches out to you about an open position connected with Eliassen Group, please ensure that you are working directly with us by confirming the following:
· When you work with Eliassen Group, all email communication will come from an Eliassen.com address, never Gmail, Yahoo, etc.
· Eliassen Group will never ask you for personal information (home address, bank account, or check routing number) until you have worked with someone clearly associated with Eliassen Group.
If you have any indication of fraudulent activity, please contact fraud@eliassen.com.
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Eliassen Group is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status, or disability status. Eliassen Group’s Affirmative Action Plan (AAP) is available for inspection by any employee or applicant for employment upon request, during normal business hours of Monday through Friday, 8:30am to 5:30pm EST. Interested persons should contact Phaedra Wells at pwells@eliassen.com for assistance. It is unlawful in Massachusetts and Maryland to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.
Applicants with disabilities that believe they require an accommodation or assistance with a position, please email our HR team at hradmin@eliassen.com. This email inbox is designed exclusively to assist job seekers whose disability prevents them from being able to apply online. Emails sent for other purposes will not receive a response.
Please be advised that a number of fraudulent job postings have been released under the Eliassen Group brand.
Unfortunately, fraudulent job postings can happen. If anyone reaches out to you about an open position connected with Eliassen Group, never provide personal or financial information to anyone who is not clearly associated with Eliassen Group
If anyone seemingly from Eliassen Group has ever requested this personal information in the past or does so in the future, please contact fraud@eliassen.com.
Please ensure that you are working directly with us by confirming the following:
- When you work with Eliassen Group, all email communication will come from an Eliassen.com address, never Gmail, Yahoo, etc.
- Eliassen Group will never ask you for personal information (home address, bank account, or check routing number) until you have worked with someone clearly associated with Eliassen Group, as indicated above