Senior Performance Engineer
Jersey City, NJ
Category: Development
Industry: Financial Services
Reference ID: JN -062026-107356
Date Posted: 07/09/2026
Shortcut: http://careers.eliassen.com/BGW4qo
Description:
On-site in Jersey City, NJ
Our client seeks a Senior Performance Engineer to define strategy, establish performance excellence, and create systems that make performance a default outcome for software delivery within digital asset platforms. The role includes hands-on performance test design and execution, custom Java-based harness development, benchmarking frameworks, and validation of production readiness across distributed, cloud-based systems.
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: $68.00 to $73.00/hr. w2
Responsibilities:
- Design, develop, and perform performance tests across services and platforms.
- Build custom Java-based performance test harnesses to simulate trading workflows, market data ingestion, order routing, and exchange connectivity.
- Develop benchmarking frameworks and production-like simulators for micro and macro latency measurement.
- Create and run load, stress, endurance, duration, spike, soak, volume, and capacity test scenarios.
- Validate and sign off on production readiness for stability and performance across applications and infrastructure.
- Connect performance outcomes to business objectives and SLOs, guiding teams to keep the stack scalable and efficient.
- Lead architecture and development of profiling and instrumentation for CPU, memory, hot paths, utilization, and deployment events.
- Partner with DevOps and back-end engineering to ensure optimal service utilization.
- Debug distributed and low-level system boundaries using logs, metrics, tracing, and performance tooling.
- Ramp up on new technologies and unfamiliar parts of the stack.
Experience Requirements:
- 6+ years of performance engineering with hands-on test development.
- Strong performance testing across low-latency, high-throughput, high-volume services. Trading services experience preferred.
- Expertise in Java and core Java technologies with Spring Boot services.
- Experience with distributed systems, asynchronous workers, and microservice architecture.
- Cloud familiarity with AWS, Azure, or GCP and containerized, orchestrated environments.
- Deep understanding of performance-critical software and hardware interactions at scale.
- JVM internals and tuning expertise with actionable recommendations.
- Proficiency with Dynatrace, Datadog, or AppDynamics; thread and heap dump analysis.
- Proven ability to identify memory leaks, connection issues, and throughput bottlenecks across web apps, infrastructure, and cloud.
- Experience architecting large-scale test automation.
- Strong communication and influence skills with senior engineering and product leaders.
- Track record leading cross-team performance initiatives and decisions.
- Collaborative mindset with mentoring and productivity focus.
- Nice to have: capital markets or cryptocurrency experience in trading, algo trading, and market data.
- Nice to have: kernel bypass such as Solarflare OpenOnload.
- Nice to have: low-latency messaging products such as Aeron, Solace, or 29West.
Education Requirements:
- Bachelor’s degree in computer science or related field.
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.
-
Senior Software Engineer in Test
Boston, MA
Description: On-site Every Other Week onsite / 5 days in Boston, MA Our client is seeking a Senior Software Engineer in Test to ensure product quality across a digital assets platform supporting custody, trading, and servicing. The role collaborates wi...
Date Posted: 07/05/2026 Recommended
-
Full Stack Engineer
Smithfield, RI
Description: Hybrid Every Other Week onsite / 5 days in Smithfield, RI Our client seeks a Senior Full Stack Engineer to join a Scrum team within Digital Platforms Technology. The role involves crafting, building, testing, and delivering features that e...
Date Posted: 06/17/2026 Recommended
-
Software Test Engineer
San Diego, CA
Description: Hybrid in San Diego, CA Our client seeks a Software Test Engineer to lead and execute advanced software testing for web applications and instrument systems with a focus on C# and TypeScript solutions. The role includes designing and implem...
Date Posted: 06/11/2026 Recommended
-
Software Engineer in Test
Westlake, TX
Description: Hybrid Every Other Week onsite / 5 days in Westlake, TX Our client seeks a Software Engineer in Test to advance quality assurance for data engineering within the Workplace Investing domain. The role focuses on building and maintaining test...
Date Posted: 07/05/2026 Recommended
-
Senior Full Stack Engineer
Anywhere
Description: Remote Our client seeks a Senior Full Stack Engineer to design and deliver robust solutions for the wealth management domain. The role focuses on scalable backend microservices and modern web applications, while leveraging GenAI to enhance...
Date Posted: 06/30/2026 Recommended
-
Senior Quality Assurance Engineer
Anywhere
Description: Remote Our client is seeking a Senior Quality Assurance Engineer to ensure the quality, reliability, and performance of complex, data-intensive systems across historian and performance environments. You will work across the full software l...
Date Posted: 07/08/2026 Recommended
-
Senior Java Developer
Boston, MA
Description: Hybrid 4 days onsite in Boston, MA Our client seeks a Senior Java Developer to deliver robust web applications across the middle tier and presentation tier. The role spans end-to-end development from front-end interfaces through database a...
Date Posted: 06/15/2026 Recommended
-
Senior Full Stack Engineer
Westlake, TX
Description: Hybrid Onsite Schedule of 5 days in office, every other week. The candidate can be located in Westlake, TX or Smithfield, RI or Durham, NC or Merrimack, NH. Our client is seeking a Senior Full Stack Engineer to help build a next-generation...
Date Posted: 06/15/2026 Recommended
-
Senior Software Engineer
Westlake, TX
Description: On-site in Westlake, TX As a hands-on Software Engineer, you will play a key role in building, testing, and evolving a core authorization platform used across multiple technology products. You will help define and implement a scalable, ent...
Date Posted: 06/27/2026 Recommended
-
Senior AI Engineer
Anywhere
Description: Remote Our client is assembling a next-generation AI engineering team to reimagine the claims lifecycle with AI and Generative AI. This early-stage, high-impact initiative emphasizes rapid experimentation, iteration, and delivery of real-w...
Date Posted: 06/17/2026 Recommended
-
Senior Software Engineer in Test
Durham, NC
Description: Hybrid 2 weeks per month in either Durham, NC or Location to be confirmed Our client seeks a Senior Software Engineer in Test to design, develop, and maintain automated test suites for digital healthcare products. The role focuses on UI an...
Date Posted: 06/22/2026 Recommended
-
Full Stack Developer
1 Pershing Plaza, NJ
Description: Hybrid 4 days on-site in Jersey City, NJ Our client seeks a Full Stack Developer with Angular, AngularJS, and Java expertise to build and modernize an internal communications platform. The role will lead design and development across the s...
Date Posted: 07/05/2026 Recommended
-
Full Stack Engineer
Westlake, TX
Description: Hybrid Every Other Week onsite / 5 days in Westlake, TX We are seeking a Full Stack Engineer to join our client’s Digital Experiences Technology division. You will help architect, build, test, and deliver features that improve digital expe...
Date Posted: 07/05/2026 Recommended
-
Lead Engineer
Los Angeles, CA
Description: Hybrid Remote to start that will eventually go hybrid in Los Angeles, CA Our client is seeking a Lead Engineer with deep expertise in .NET, C#, SQL Server, and Azure. You will lead backend-focused initiatives to build scalable, cloud-nativ...
Date Posted: 06/16/2026 Recommended
-
Software Quality Assurance Engineer
San Diego, CA
Description: On-site in San Diego, CA Our client seeks a Software Quality Assurance professional to develop and execute verification strategies for manufacturing equipment, automation, and systems. The role will collaborate with R&D, Manufacturing, and...
Date Posted: 06/16/2026 Recommended
-
Full Stack Engineer
Westlake, TX
Description: On-site in Westlake, TX Our client seeks a Full Stack Engineer to join the Branch Digital Experience team. The role focuses on building and maintaining Angular and Node.js applications, implementing APIs and microservices, and delivering c...
Date Posted: 07/09/2026 Recommended
-
Senior Software Engineer - Risk Team
Los Angeles, CA
Description: Hybrid in Los Angeles, CA Our client seeks a Senior Software Engineer for the Risk Team to design and deliver scalable, secure, and resilient backend services supporting fraud detection, risk scoring, and compliance automation. The role re...
Date Posted: 07/10/2026 Recommended
-
Software Architect
San Diego, CA
Description: On-site in San Diego, CA Our client seeks a Software Architect to join the Architecture Team to lead and coordinate software development activities and align software architecture with Systems Engineering, Test Engineering, and PMO stakeho...
Date Posted: 06/30/2026 Recommended
-
Software Engineer, UI (Angular)
Boston, MA
Description: Onsite required 5 days/week in Boston, MA Our client is seeking a UI Developer to develop intuitive and functional user interfaces within a full-service platform for digital assets. The role focuses on Angular and TypeScript development, c...
Date Posted: 07/05/2026 Recommended
-
AI Engineer / AI Solutions Analyst
Anywhere
Description: Remote Our client is seeking two AI Engineers / AI Solutions Analysts to design, build, configure, and integrate agentic AI solutions across HR technology. The role blends business systems analysis, AI solution engineering, workflow design...
Date Posted: 06/24/2026 Recommended
-
QA Analyst II
4100 Coca Cola Plaza
Description: Hybrid 4 on in Charlotte, NC Our client seeks a QA Analyst II to support the Money Makers team. The role requires strong Quality Assurance expertise across automated and manual testing within an Agile environment. The analyst will create a...
Date Posted: 06/16/2026 Recommended
-
Senior Software Engineer in Test (SDET)
Westlake, TX
Description: Hybrid 50% onsite in Westlake, TX Our client is hiring a Senior Software Engineer in Test (SDET) to build robust automation frameworks and drive end-to-end testing across UI and API layers for digital healthcare solutions. You will use Pla...
Date Posted: 07/10/2026 Recommended
-
Data Engineer
Cincinnati, OH
Description: Hybrid 3-4 days on site in Cincinnati, OH Our client seeks a professional to design and construct scalable data management systems, ensure alignment with business requirements, and research new applications for data acquisition. The role r...
Date Posted: 06/29/2026 Recommended
-
Systems Analyst
Smithfield, RI
Description: On-site Every Other Week onsite / 5 days in either Smithfield, RI or Merrimack, NH or Westlake, TX Our client seeks a Systems Analyst to support Trading and Banking solutions in Wealthscape for Institutional Wealth Management Services. The...
Date Posted: 07/07/2026 Recommended
-
911 Test Analyst
San Ramon, CA
Description: On-site in San Ramon, CA Our client has an opportunity for a 911 Test Analyst to test and certify 911 call handling systems and GIS integrations on Emergency Services IP Networks (ESINet). The role will validate interoperability of Next Ge...
Date Posted: 06/27/2026 Recommended
-
Principal Software Engineer / Full Stack Engineer
Westlake, TX
Description: Hybrid Every other week onsite/5 days in either Westlake, TX or Jersey City, NJ or Smithfield, RI Our client seeks a Principal Software Engineer / Full Stack Engineer with deep Oracle SQL/PLSQL expertise and hands-on Exadata engineering ex...
Date Posted: 06/20/2026 Recommended
-
Senior Systems Analyst, AI COE & Development
Westlake, TX
Description: On-site in Westlake, TX Our client seeks a Senior Systems Analyst to help build and mature a new AI Center of Excellence. You will partner with product management and cross-functional teams to guide AI use cases through governance, design,...
Date Posted: 06/19/2026 Recommended
-
ITSM Business Systems Analyst
Westlake, TX
Description: On-site Every Other Week onsite / 5 days in Westlake, TX or Merrimack, NH Our client seeks an ITSM Product Analyst who supports the design, delivery, and continuous improvement of ITSM product platform capabilities. The role partners with ...
Date Posted: 07/10/2026 Recommended
-
Testing Analyst II
Charlotte, NC
Description: On-site charlotte preferred - open to remote in Charlotte, NC Our client seeks a Testing Analyst II to test workflow-based systems supporting the iGrid program. The analyst will design and execute test scenarios aligned to business process...
Date Posted: 06/21/2026 Recommended
-
Tactical Network - Engineer
Fort Irwin, CA
Description: On-site in Fort Irwin, CA Our client seeks a Field Tactical Network Engineer to serve as a subject matter expert for Program Manager C2 Transport supporting PdM Network Modernization across At-the-Halt, On-the-Move, and SATCOM networks. Th...
Date Posted: 07/10/2026 Recommended
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