Sr. Full Stack Engineer

Job#: 3016438

Job Description:

Sr. Full-Stack Engineer - Structured Debt Client Platform

Location: Pittsburgh, PA

We're looking for a talented Senior Full-Stack Engineer to join our clients Structured Debt Client Platform Engineering team at one of our leading financial clients. This is a permanent, direct-hire role.

What You'll Do

In this role, you'll play a key part in designing and delivering innovative solutions by:

• Developing scalable, secure, and high-performance backend services using Java, Spring Boot, and REST APIs.
• Building and enhancing modern Angular applications with TypeScript, NgRx for state management, and Nx for micro frontend architecture.
• Architecting a modular frontend framework that supports multiple applications through Nx workspaces and shared libraries.
• Designing and consuming APIs within a distributed microservices environment, ensuring reliability, maintainability, and testability.
• Implementing structured logging with SLF4J and Log4j, and integrating with monitoring tools like Splunk or ELK.
• Partnering with DevOps teams to optimize CI/CD pipelines using GitLab, enabling secure and efficient build, test, and deployment workflows.
• Applying TDD and BDD practices with tools such as Jasmine, Karma, Cucumber, JUnit, and Mockito.
• Maintaining code quality and security through SonarQube, Veracode, and other compliance tools.
• Analyzing and improving application performance, database interactions, and service integrations.
• Ensuring data integrity and business logic accuracy when working with Oracle and relational databases, especially for MBS-related data structures.
• Contributing to Mortgage-Backed Securities (MBS) initiatives like pool-level data processing, cashflow modeling, investor reporting, and REMIC structures.
• Collaborating with product managers, analysts, and QA engineers to translate financial requirements into robust software solutions.
• Staying ahead of emerging technologies and mentoring junior engineers.

What We're Looking For

• Bachelor's degree in Computer Science, Engineering, or related field.
• 5-7 years of experience as a Full-Stack Engineer or Software Developer, including:
  • Strong backend expertise with Java, Spring Boot, Spring MVC, Spring Data.
  • Frontend development using Angular 16+, TypeScript, NgRx, and RxJS.
  • Hands-on experience with API development in a microservices architecture.
  • Familiarity with Nx-based Angular micro frontend architectures (highly preferred).
• Proficiency in testing frameworks:
  • Backend: JUnit, Mockito
  • Frontend: Jasmine, Karma, Cypress, Cucumber
• Solid understanding of Git/GitLab workflows, CI/CD integration, and GitOps principles.
• Experience with logging frameworks (SLF4J, Log4j) and log aggregation tools.
• Knowledge of Oracle, SQL-based data access, and schema design.
• Exposure to DevOps practices, Docker, and infrastructure-as-code.
• Understanding of financial markets, especially Mortgage-Backed Securities (MBS) workflows.
• Familiarity with AWS services (EC2, RDS, CodePipeline) is a plus.
• Experience with code quality tools like SonarQube, Veracode, or Fortify.
• Strong problem-solving, communication, and collaboration skills.
• Background in Agile/Scrum environments using JIRA, Confluence, and Slack.
• Knowledge of feature flags, blue-green deployments, and observability tooling.
• Prior experience in finance, particularly with MBS, is highly desirable.

Apex Systems is a world-class IT services company that serves thousands of clients across the globe. When you join Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRated's Best of Staffing in Talent Satisfaction in the United States and Great Place to Work in the United Kingdom and Mexico. Apex uses a virtual recruiter as part of the application process. Click for more details.

Apex Benefits Overview: Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our 'Welcome Packet' as well, which an Apex team member can provide.