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Added 2 mins ago
FPGA Engineer II
RTX
United States
In this role as an FPGA Engineer II, you will be supporting a development program within the Airborne RF Electronics Design Department. You will develop FPGA designs for all major vendors…
Added 2 mins ago
Principal Software Engineer - Architect (Onsite)
RTX
United States
…businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and…
Added 3 mins ago
Software Engineer II
Chewy, Inc.
Minneapolis, MN
We are hiring a Software Engineer II to join the Fulfillment Execution Application team in Minneapolis, MN. At Chewy, it is our mission to be the most trusted and convenient destination for…
Added 5 mins ago
Junior Software Development Engineer in Test
Stampin Up Inc
Riverton, UT
Join Stampin' Up! as a Junior Software Development Engineer in Test (SDET)
Added 5 mins ago
Advanced Manufacturing Engineering Intern, Process & Equipment (Summer 2027)
GLOBALFOUNDRIES U.S. INC.
NY
…assignments that prioritize your growth and potential, professional development opportunities, and the chance to network with…
Added 6 mins ago
SI
DevOps Engineer (Multiple Positions Available)
SAP IT Business Systeme
Palo Alto, CA
- $183,872 to $206,460 USD / year
Job Title: DevOps Engineer (multiple positions available)
Added 8 mins ago
Manager, Memory Sales
Samsung Semiconductor
San Jose, CA
To provide the best candidate experience amidst our high application volumes, each candidate is limited to 10 applications across all open jobs within a 6-month period.
Added 14 mins ago
Tech & Data Program Summer 2027 - Software Engineer Intern (Hartford)
The Hartford
Hartford, CT
As a Software Engineer Intern , you will help design, build, test, and enhance applications that support our customers, employees, and business operations. You'll work alongside experienced…
Added 15 mins ago
Software Development Engineer - App Performance, Mobile App Foundations
Amazon.com Services LLC
Seattle, WA
- 1+ years of software development engineer or related occupational experience
Added 15 mins ago
Software Engineer
Focused
Austin, TX
…executive teams work faster and more reliably. As a Software Engineer in our forward deployed model, you will join projects where Focused Energy has an important technical or operational…
Added 18 mins ago
S
Technical Product Manager - AI
SupplyHouse.com
Remote, United States
- $121,971 to $182,956 USD / year
Write detailed requirements, user stories, and acceptance criteria in JIRA and Confluence with sufficient technical depth for AI/ML development
Added 19 mins ago
Senior Data Engineer
Datavail Corporation
Remote, United States
Datavail is a leading provider of data management, application development, analytics, and cloud services, with more than 1,000 professionals helping clients build and manage applications…
Added 19 mins ago
PT
AIOps Engineer SME
Platinum Technologies
NM
- $160,000 to $170,000 USD / year
…firm that specializes in PaaS, Cybersecurity & AI Platform development for the Defense and Federal Sectors. Our team solves hard problems and helps our Mission Partners achieve their goals.…
Added 20 mins ago
N
Sales Engineer
NetScout
Remote, United States
- $200,000 to $220,000 USD / year
8 plus years as a pre-sales engineer, Network Support Engineer, Application Engineer or in a pre-sales technical support role.
Added 23 mins ago
BV
Conversational AI Engineer
Bright Vision Technologies
Remote, United States
- $130,000 to $180,000 USD / year
Bright Vision Technologies is seeking a highly experienced Conversational AI Engineer with 10+ years of software engineering experience, including extensive expertise in Large Language…
Added 23 mins ago
BV
Microsoft Azure Specialist
Bright Vision Technologies
Remote, United States
- $150,000 to $190,000 USD / year
Bright Vision Technologies is a technology consulting and software development company delivering cloud, AI, data, and enterprise solutions across the United States. This is a fantastic…
Added 23 mins ago
BV
AI Platform Engineer
Bright Vision Technologies
Remote, United States
- $100,000 to $180,000 USD / year
Bright Vision Technologies is a technology consulting and software development company delivering cloud, AI, data, and enterprise solutions across the United States. This is a fantastic…
Added 23 mins ago
BV
Cloud Infrastructure Engineer – AWS
Bright Vision Technologies
Remote, United States
- $130,000 to $180,000 USD / year
Bright Vision Technologies is a technology consulting and software development company delivering cloud, AI, data, and enterprise solutions across the United States. This is a fantastic…
Added 24 mins ago
Lead Engineer, Order Management
Stitch Fix
Remote, United States
As a Lead Engineer on the Order Management team, you will help set the technical direction for the systems that power checkout, order creation and lifecycle management, fulfillment…
Added 24 mins ago
Electrical Engineer - Industrial Facilities
SSOE, Inc.
Midland, MI · Troy, MI
SSOE is seeking an Electrical Engineer for a variety of building design-related projects. The ideal candidate will have design experience in power distribution, refineries and/or chemical…
Added 26 mins ago
Senior Data Engineer, Data Platforms and Integrations
Global GP LLC
United States
Coins! We offer competitive salaries and opportunities for growth. We have an amazing Talent Development Team who create trainings for growth and job development.
Added 26 mins ago
Industrial Engineer - (E2)
Applied Materials
Austin, TX · Austin
Supports manufacturing systems and digital transformation initiatives through the development, deployment, and continuous improvement of manufacturing systems, automation solutions, data…
Added 29 mins ago
AL
Staff Engineer, Systems Engineering
Automated Logic Corporation
Bloomington, MN
- $96,000 to $192,000 USD / year
Design, implement, test, and deliver new features for the Android gateway application that runs Smart Building algorithms and connects to the cloud.
Added 31 mins ago
IG
Sr Integration QA Engineer
Insight Global
Austin, TX
- From $72 USD / hour
The Senior Integration QA Engineer will lead integration-focused quality engineering for HP Project Trinity, validating how the Android OS platform, PV application, SDK, Web UI, APIs, and…
Added 31 mins ago
IG
Integration QA Engineer
Insight Global
Austin, TX
- From $67 USD / hour
The Integration QA Engineer will execute integration, system, and end-to-end testing for HP Project Trinity under the direction of the Senior Integration QA Engineer. Project Trinity brings…

Closed listing

TEKsystems

Principal Software Engineer

Irvine, CA, United States

$170,000 to $233,000 USD / year

This opening has closed.

The original listing is kept below for reference.

Find open jobs More jobs with this employer

About employer

Job details

Pay: $170,000 to $233,000 USD / year
Experience: 10+ years of software engineering experience
Posting language: English
Posted: Oct 23, 2026

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Original job description

Archived listing. The details below describe a past opening.

Principal Software Engineer

Location: Plano, TX or Irvine, CA (Onsite)

Type: Full-Time W2

We're looking for a Principal Software Engineer to lead the design and modernization of large-scale enterprise applications while helping drive the adoption of AI-assisted and agentic software engineering.This is a hands-on technical leadership role for someone who enjoys solving complex architectural challenges, building modern cloud-based solutions, and influencing how software is delivered across an organization.What You'll Do

Design and build enterprise applications, APIs, integrations, and distributed systems
Lead development using C#, .NET, SQL Server, Azure, and modern web technologies
Drive modernization of legacy applications and platforms
Define engineering standards, architectural patterns, and best practices
Partner with engineering, DevOps, security, and platform teams
Leverage AI coding assistants and agentic development tools to improve software delivery
Mentor engineers and provide technical leadership across multiple teams

What We're Looking For

10+ years of software engineering experience
Deep expertise in C#/.NET
Strong experience with SQL Server and T-SQL
Experience designing APIs, integrations, and distributed systems
Strong Azure cloud experience
Knowledge of messaging, caching, resiliency, concurrency, and asynchronous processing
Software architecture and design pattern expertise
Experience with AI coding assistants, agentic development platforms, or AI-enabled engineering practices

Nice to Have

Python, JavaScript, or TypeScript experience
Experience modernizing large-scale enterprise applications
Prior experience as a Principal Engineer, Staff Engineer, or Architect
Experience in a regulated industry

Why Apply?

Influence enterprise technology strategy
Lead AI-assisted and agentic engineering initiatives
Work on large-scale modernization efforts
Partner with highly talented engineering teams
Competitive compensation and career growth opportunities

If you're passionate about enterprise-scale engineering and excited about the future of AI-powered software development, we'd love to connect.

This posting is for an existing vacancy.

Job Type & Location

This is a Permanent position based out of Irvine, CA.

Pay and Benefits

The pay range for this position is $170000.00 - $233000.00/yr.

Individual compensation offered for this position within this range will depend on many factors, including qualifications, skills, relevant experience, job knowledge, geographic location, internal equity, and other pertinent job-related factors.

Extensive internal growth and professional development opportunities including tuition reimbursement. · Comprehensive benefits package including Medical/Dental/Vision. · Wellness program to support both mental and physical health. · Generous paid time off options to support work-life balance.

Job Type & Location

This is a Permanent position based out of Irvine, CA.

Application Deadline

This position is anticipated to close on Nov 6, 2026.

Workplace Type

This is a fully onsite position in Irvine,CA.

About TEKsystems

We're partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change. That's the power of true partnership. TEKsystems is an Allegis Group company.

The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

About TEKsystems and TEKsystems Global Services

Were a leading provider of business and technology services. We accelerate business transformation for our customers. Our expertise in strategy, design, execution and operations unlocks business value through a range of solutions. Were a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia, who partner with us for our scale, full-stack capabilities and speed. Were strategic thinkers, hands-on collaborators, helping customers capitalize on change and master the momentum of technology. Were building tomorrow by delivering business outcomes and making positive impacts in our global communities. TEKsystems and TEKsystems Global Services are Allegis Group companies. Learn more at TEKsystems.com.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

San Francisco Fair Chance Ordinance: Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector: It is unlawful in Massachusetts 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.

Use of Artificial Intelligence (AI): We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.

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