Senior Full-Stack Software Engineer

Hybrid two weeks onsite a month in either Westlake, TX or Smithfield, RI

The organization seeks a senior Full-Stack Software Engineer to build high-quality software for payroll deductions, elections, and HR/payroll integrations. You will design, develop, and operationalize API-driven solutions and data integrations that enable clients and partners to connect with services. You will collaborate with product, architecture, and business stakeholders to align with strategic roadmaps while delivering resilient, scalable capabilities.

Due to client requirements, applicants must be willing and able to work on a w2 basis. 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: $55.00 to $60.00/hr. w2

Responsibilities

• Design, code, and unit test Java-based applications and APIs for payroll and HR integrations.
• Develop and maintain industry-leading engineering solutions supporting Employer Servicing and Integration squads.
• Drive complex technology solutions across multiple squads to meet business goals.
• Ensure clarity in requirements, architecture, and design by coordinating with a broad stakeholder group.
• Implement metadata-driven, end-to-end configurable systems to support rapid market entry.
• Build and optimize relational database components, including PL/SQL stored procedures and ETL workflows.
• Leverage public cloud platforms to deploy and operate solutions.
• Collaborate with external payroll vendors to deliver 360-degree data integrations via APIs and files.
• Share knowledge within and across squads to align delivery with roadmaps and guardrails.
• Communicate designs and solutions clearly to technical and non-technical stakeholders.

Experience Requirements

• 7+ years of hands-on software development experience.
• Expertise in object-oriented programming with Java.
• Proven experience implementing API-based solutions using Java Spring Boot.
• Expert knowledge of relational database design and data modeling.
• Hands-on Oracle database development with PL/SQL and ETL tools.
• Experience designing metadata-driven, highly configurable systems.
• Hands-on expertise with public cloud platforms such as Azure or AWS.
• Strong communication, influencing, and negotiation skills within matrixed organizations.
• Comfort presenting and explaining ideas and solutions to stakeholders.
• Understanding of workplace services product offerings and integration techniques across record keepers (preferred).

Education Requirements

• Bachelor’s or master’s degree in computer science, engineering, or a related field.
• Azure certification (preferred).
• AWS certification (preferred).

Recruitment Transparency Notice

Eliassen Group values transparency in our recruitment practices. Please be advised that Eliassen Group utilizes artificial intelligence (AI) tools as part of its initial application screening process. You may receive email and SMS notifications from the Eliassen Virtual Recruiting Team ( [email protected] , 781-808-2924) inviting you to complete a brief voice screening as part of your application process. These tools assist our hiring teams in different ways, including but not limited to, assistance in reviewing application materials to help identify candidates whose qualifications most closely match the requirements of the position. All AI-assisted evaluations and responses are reviewed by human recruiters before any hiring decisions are made. The use of AI in our process is intended to support fairness, efficiency, and consistency, and Eliassen Group takes measures to prevent bias or discrimination in connection with its hiring practices. By proceeding, you acknowledge, agree, and consent to Eliassen Group’s use of these tools, including AI tools, as part of the application and hiring process.

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.

About Eliassen Group:

Eliassen Group is a leading strategic consulting company for human-powered solutions. For over 30 years, Eliassen has helped thousands of companies reach further and achieve more with their technology solutions, financial, risk & compliance, and advisory solutions, and clinical solutions. With offices from coast to coast and throughout Europe, Eliassen provides a local community presence, balanced with international reach. Eliassen Group strives to positively impact the lives of their employees, clients, consultants, and the communities in which they operate.

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.

Don’t miss out on our referral program! If we hire a candidate that you refer us to then you can be eligible for a $1,000 referral check!