Principal Software Engineer

Los Angeles, CA


Apply Save Back to Results

Type: Contract-to-Hire

Category: Development

Industry: Financial Services

Reference ID: JN -072026-107846

Date Posted: 08/08/2026

Shortcut: http://careers.eliassen.com/TgBTVx


Description:

On-site in Los Angeles, CA

 

Our client seeks a Principal Software Engineer to lead backend services and APIs for a payment processing platform supporting prominent technology partners. The role will drive technical leadership across release engineering, DevOps pipelines, observability, reliability, and secure SDLC in an AI-enabled environment.

 

This is a contract to hire opportunity. Applicants must be willing and able to work on a w2 basis and convert to FTE following contract duration. 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: $70.00 to $76.00/hr. w2


JN -072026-107846



Responsibilities:
  • Analyze, design, program, debug, and modify software enhancements and new products across local, networked, cloud, or internet applications.
  • Develop backend services and RESTful APIs supporting platform operations, release engineering, DevOps pipelines, and integrations.
  • Collaborate with QA, Security, and Infrastructure to ensure reliable deployments and performance.
  • Lead initiatives to improve CI/CD workflows, observability, and platform reliability.
  • Implement monitoring and alerting to meet SLAs and enable rapid incident response.
  • Mentor engineers and promote best practices across the domain.
  • Translate platform requirements into scalable technical solutions with stakeholders.
  • Operate in an AI-driven SDLC and leverage AI code assistants.
  • Implement intelligent testing frameworks that auto-generate tests, predict defects, and enable self-healing.
  • Lead test automation frameworks using standard tools for REST-based APIs on Azure.
  • Integrate test suites into CI/CD pipelines.
  • Lead test strategy, planning, and execution for functional, integration, system, end-to-end, accessibility, database validation, and automation.

Experience Requirements:
  • 8+ years of software engineering experience with 2+ years in a technical lead role.
  • Proficiency with C#, .NET, SQL Server, and Azure cloud solutions.
  • Strong understanding of RESTful API design, OAuth2, and microservices.
  • Familiarity with DevOps tools such as GitHub Actions.
  • Knowledge of queuing mechanisms, multithreading, multitasking, and distributed computing.
  • Experience with containers, release automation, and observability tools such as Datadog.
  • Secure coding practices and compliance workflows in regulated environments (e.g., PCI DSS, SOC 2).
  • Strong analytical, multitasking, and organizational skills.
  • Experience with Agile methods and tools such as JIRA.
  • Preferred: fintech experience, peer-to-peer payments, stability and release management, open-source or publications, and leadership in scalable platform engineering.

Education Requirements:

Bachelor's degree in Computer Science or related field, or equivalent work experience.


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 and hiring process. You may receive email and SMS notifications from the Eliassen Virtual Recruiting Team (noreply@eliassen.com, 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.

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.

 
About Eliassen Group:
 
Eliassen Group is a strategic consulting firm that helps organizations reach further and achieve more through our technology, business advisory, and life sciences solutions. For nearly 40 years, we have combined exceptional people, deep domain expertise, and intelligent capabilities to expand our clients’ capacity and accelerate meaningful outcomes. We are driven by a purpose to positively impact the lives of our employees, clients, consultants, and the communities we serve.
 
Eliassen is committed to building a diverse and inclusive team from a variety of backgrounds, perspectives, and skills. We are an Equal Opportunity and Affirmative Action Employer and all employment decisions are based on merit, performance, and business needs. Eliassen does not discriminate on the basis of race, color, gender identity or expression, sexual preference or orientation, sex (including pregnancy, childbirth, and related medical conditions), marital status, creed, religion, physical or mental disability, genetic information, military or veteran status, age, ancestry, national origin, citizenship status, prohibited criminal record inquiries of applicants and employees, or any other category protected by federal, state, or local laws.
 
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!
 

  • Senior Vice President, Infrastructure Engineering

    Jersey City, NJ

    Description: Hybrid 4 days onsite in either Jersey City, NJ or Lake Mary, FL or Pittsburgh, PA or Nashville, TN Our client seeks an SVP, Infrastructure Engineering leader for Mainframe Communications Systems Software within the Technology Services Grou...

    Date Posted: 07/13/2026 Recommended

  • Lead Software Engineer

    Boston, MA

    Description: Hybrid at least 2 days per week in office in Wakefield, MA Our client seeks a Lead Software Engineer for the CDP team to drive design, delivery, technical strategy, and execution for critical data systems. You will define engineering stand...

    Date Posted: 07/11/2026 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: 08/04/2026 Recommended

  • Senior Snowflake Technical Lead / Architect

    Orlando, FL

    Description: Hybrid 4 Days a week on-site in either Orlando, FL or Burbank, CA or Seattle, WA or New York, NY Our client has an opportunity for a Senior Snowflake Technical Lead / Architect to serve as the technical authority for Snowflake platform str...

    Date Posted: 07/16/2026 Recommended

  • Lead Software Engineer

    Chicago, IL

    Description: Hybrid At least 2 days per week in office in Chicago, IL Our client seeks a Lead Software Engineer to drive the design, delivery, and technical strategy for cloud-native data platforms within a Customer Data Platform team. The role will de...

    Date Posted: 07/11/2026 Recommended

  • Salesforce/Seismic Administrator Data Analyst

    Merrimack, NH

    Description: Hybrid Every Other Week onsite / 5 days in either Merrimack, NH or Covington, KY Our client seeks a Salesforce/Seismic Administrator Data Analyst for a 12+ month contract. The role will administer Salesforce using declarative tools, drive ...

    Date Posted: 07/21/2026 Recommended

  • Product Manager - Lead

    Richmond, VA

    Description: Hybrid Must sit onsite in RVA, McLean, or Chicago in Richmond, VA Our client seeks a Product Manager to lead development of an internal Model Governance platform within Enterprise Risk. The role will define and deliver end-to-end user expe...

    Date Posted: 08/07/2026 Recommended

  • Business Analyst III

    Englewood, CO

    Description: Hybrid 4 onsite / 1 work from home in Denver, CO Our client seeks a Business Analyst III to support the maintenance domain within TechMobile, a mobile platform serving more than 20,000 field technicians. The analyst will manage requirement...

    Date Posted: 07/12/2026 Recommended

  • Lead Software Engineer

    Irving, TX

    Description: Hybrid At least 2 days per week in office in Irving, TX Our client seeks a Lead Software Engineer to drive design, delivery, and technical strategy for cloud-native data platforms that power data-driven, omnichannel experiences. You will l...

    Date Posted: 07/11/2026 Recommended

  • Salesforce Commerce Cloud (SFCC) Full Stack Developer

    Anywhere

    Description: Remote Our client seeks an experienced Salesforce Commerce Cloud (SFCC) Full Stack Developer to design, develop, and maintain scalable eCommerce solutions on the Salesforce Commerce Cloud platform. The role requires expertise across front-...

    Date Posted: 07/15/2026 Recommended

  • Lead Software Engineer

    Irving, TX

    Description: Hybrid At least 2 days per week in office in Irving, TX Our client seeks a Lead Software Engineer to guide solution design for complex features, drive UI modernization, and mentor engineers for predictable delivery. The platform powers pro...

    Date Posted: 07/11/2026 Recommended

  • ServiceNow Software Engineer

    Anywhere

    Description: Hybrid in Cincinnati, OH or Remote Our client seeks a leader to run and improve an enterprise Unauthorized Change Detection program. The role will consolidate detection signals from ServiceNow, Tripwire, and mainframe sources into a single...

    Date Posted: 08/08/2026 Recommended

  • Senior Principal, Executive Operations

    San Francisco, CA

    Description: Hybrid 4 Days a week on-site in San Francisco, CA Our client seeks a Senior Principal, Executive Operations to partner with an Executive Vice President and drive alignment, execution, and operational excellence across a large technology-fo...

    Date Posted: 07/14/2026 Recommended

  • Senior Systems Analyst

    Merrimack, NH

    Description: On-site Every Other Week onsite / 5 days in Merrimack NH, Boston MA, Raleigh NC, Covington KY, Jersey City NJ, Westlake TX or Salt Lake City UT Join our client as a Senior Systems Analyst supporting a SaaS and cloud-first HR technology env...

    Date Posted: 07/21/2026 Recommended

  • Product Manager – Agentic AI, HR Technology

    Anywhere

    Description: Remote Our client is seeking a Product Manager with experience in HR Technology and Agentic AI to drive the design, prioritization, and delivery of AI-powered workforce and employee experience solutions. This individual will serve as the b...

    Date Posted: 07/24/2026 Recommended

  • Technical Project Manager

    Anywhere

    Description: Remote Our client seeks a Technical Project Manager. The role will support software R&D projects on a cloud data platform that powers mobile applications. The team operates at a fast pace and collaborates with cross‑functional stakeholders...

    Date Posted: 07/28/2026 Recommended

  • Senior Staff DevOps Engineer

    Anywhere

    Description: Remote Our client is entering Phase 2 of a Manufacturing Traceability program and requires a Senior Staff DevOps Engineer focused on Terraform and Google Cloud Platform. The engineer will enable GCP infrastructure for AI and data analytics...

    Date Posted: 07/26/2026 Recommended

  • Cloud Database Reliability Engineer

    St. Louis, MO

    Description: Hybrid 2-3 days in office/week in St. Louis, MO Our client seeks a Cloud Database Reliability Engineer to design, build, and evolve automated database infrastructure for a cloud-native enterprise platform supporting mission-critical applic...

    Date Posted: 07/16/2026 Recommended

  • Senior Technical Product Owner

    Maryland Heights, MO

    Description: On-site 4 onsite in either Maryland Heights, MO or Denver, CO Our client seeks a Senior Technical Product Owner to drive a multi-phase platform modernization. The role focuses on backlog ownership, prioritization, stakeholder alignment, an...

    Date Posted: 07/23/2026 Recommended

  • Senior DevOps Engineer

    Anywhere

    Description: Remote Our client seeks a Senior DevOps Engineer for an initial 6-month engagement with potential extension. The role will support infrastructure setup and operational readiness of a third-party platform. This is not an architecture-only r...

    Date Posted: 07/26/2026 Recommended

  • Infrastructure Project Manager

    Anywhere

    Description: Remote Our client is seeking an Infrastructure Project Manager to support the information security function and broader infrastructure initiatives. The role will partner with stakeholders across business and technology to define scope, man...

    Date Posted: 07/22/2026 Recommended

  • ETL Engineer – Java Spring Batch

    Anywhere

    Description: Remote Our client is seeking an experienced ETL Engineer with deep expertise in Java Spring Batch to support a large-scale modernization initiative focused on decommissioning Informatica workflows. This role will analyze legacy ETL process...

    Date Posted: 07/22/2026 Recommended

  • Senior Software Engineer

    Pittsburgh, PA

    Description: Hybrid 4 days onsite in Pittsburgh, PA Our client seeks a Senior Software Engineer to build a secure, fault-tolerant Azure-based platform for high-volume data ingestion, ledger-style recordkeeping, and analytics for a small internal user b...

    Date Posted: 07/20/2026 Recommended

  • Senior/Lead Generative AI Platform Engineer

    Concord, CA

    Description: Hybrid 3 days/week in Concord, CA Our client seeks a Senior/Lead Generative AI Platform Engineer to design, implement, and scale enterprise AI/ML platforms across hybrid cloud. The role will architect secure, cost-optimized, and high-perfo...

    Date Posted: 07/29/2026 Recommended

  • Lead Agilist

    Farmington Hills, MI

    Description: On-site in Farmington Hills, MI Our client seeks a Lead Agilist to support an Agentic AI engineering team. The role will coach and facilitate Agile Squad practices, foster servant leadership, and partner with Product Owners and developers ...

    Date Posted: 07/31/2026 Recommended

  • Sr Software Engineer

    Greenwood Village, CO

    Description: Hybrid 4 onsite / 1 work from home in Greenwood Village, CO Data driven decision-making is a core tenant of our client, a Fortune 500 telecommunications provider. This agentic AI development team enables this process and oversees an intern...

    Date Posted: 07/29/2026 Recommended

  • Snowflake Developer – .NET / SSIS

    4100 Coca Cola Plaza

    Description: Hybrid 4/1 in Charlotte, NC Our client seeks a Snowflake Developer with .NET / SSIS to design and deliver enterprise integrations, ETL pipelines, and API-based solutions supporting Sales, Service, and Distribution. The role emphasizes Snow...

    Date Posted: 08/09/2026 Recommended

  • Senior Software Engineer

    Chicago, IL

    Description: Hybrid At least 2 days per week in office in Chicago, IL Our client seeks a Senior Software Engineer for the CDP team to drive design, delivery, technical strategy, and execution for cloud-native data platforms. You will define engineering...

    Date Posted: 07/15/2026 Recommended

  • Senior Android Software Engineer

    Anywhere

    Description: Remote Our client has an opportunity for a Senior Android Software Engineer to join a Video Player team responsible for developing and maintaining Android video playback technologies, including ownership of a Video Player SDK. This enginee...

    Date Posted: 07/13/2026 Recommended

  • Principal Project Controls Specialist

    Aiken, SC

    Description: On-site in Aiken, SC Our client seeks a Principal Project Controls Specialist to lead total project controls for complex programs. The role shall develop and maintain cost and schedule baselines, drive financial analysis and reporting, and...

    Date Posted: 07/26/2026 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