Senior Software Engineer – Backend
Anywhere
Category: Engineer
Industry: Technology
Workplace Type: Remote
Reference ID: JN -052026-106925
Date Posted: 06/10/2026
Shortcut: http://careers.eliassen.com/IxJv6L
Description:
Remote
Our client seeks a Senior Software Engineer focused on backend Java development to design, build, and maintain scalable, data-intensive systems that power core products. You will participate in all phases of product development including design, implementation, testing, deployment, and ongoing support. This is a full-time remote role.
This is a full-time, permanent opportunity, offering a competitive salary and comprehensive benefits package. Qualified applicants must be willing and able to work on a w2 basis.
Salary: $140,000 - $160,000/ yr. w2
Responsibilities:
- Own the full lifecycle of features from design through deployment and support.
- Design and build scalable, high-performance backend systems.
- Improve code architecture with a focus on performance, scalability, and maintainability.
- Write and review technical design documentation.
- Work with large, complex datasets and ensure data accuracy at scale.
- Collaborate closely with engineering teams to solve complex system challenges.
- Conduct thoughtful, high-quality code reviews.
- Mentor and support other engineers on the team.
- Contribute to improving engineering standards and team velocity.
Experience Requirements:
- 5–10+ years of backend software engineering experience, with strong expertise in Java.
- Deep knowledge of multi-threading and concurrency.
- Strong system design and distributed systems concepts.
- Experience with large-scale or high-volume data systems and data-intensive applications or pipelines.
- Proficiency with SQL and relational databases, including querying, schema design, and performance tuning.
- Demonstrated ability to build systems that operate at scale and high throughput.
- Ability to contribute effectively in a fast-paced, collaborative environment.
- Strong problem-solving, communication, and teamwork skills.
- Strongly preferred: experience with data-heavy or real-time systems, performance optimization, high-throughput applications, distributed systems, or event-driven architectures; exposure to time-series or industrial data environments.
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