552 matching jobs for “Senior Software and System Architect”

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Exact titles rank first, then title variations and keywords in descriptions. These labels aren't qualification scores. Without keywords, recently added jobs appear first.

United Rentals

Enterprise Integration Architect

Remote Office

Enterprise Integration Architecture and Strategy Define and maintain enterprise integration architecture, standards, governance models, and …

Added Oct 27, 2026

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RTX

AI Architect (Hybrid)

Farmington, Connecticut, United States +7 locations

… None/Not Required

 Security Clearance Status: Not Required At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the …

Added Oct 27, 2026

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Palo Alto Networks

Sr. Principal Software Software (Prisma AIRS Runtime Security)

Office - USA - CA - Headquarters

Job Summary As a Sr Principal Software Engineer on the Prisma AIRS Runtime Security team, you will serve as a technical visionary and strategic …

Added Oct 27, 2026

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State Street

Chief Architect, MD

Burlington Massachusetts

Full time

Pay posted by employer$170,000–$282,500

1. Architecture Strategy & Vision Define and evolve the target architecture for CRD platforms, including Product, SaaS, and data domains. Establish …

Added Oct 27, 2026

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Nvidia

Senior Power and Performance Engineer

Santa Clara, California, United States

… architecture definition through silicon bringup to product release. Our ArchDev team is the hub for silicon and system-level feature development, driving tradeoff analysis, system integration, and POR alignment across …

Added Oct 27, 2026

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GE Vernova

Senior Software Engineer - Electricity Markets

Remote

… this role, you will work closely with a team of 8-15 people who are responsible for developing, evolving, and supporting a large highly-available Electricity Market Management System (MMS). The team includes power …

Added Oct 30, 2026

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Nvidia

Senior Power and Performance Engineer

China, Shanghai

Added Oct 27, 2026

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GE Aerospace

Senior Cloud & Web Software Engineer

Grand Rapids, Michigan, United States +1 location

Full time
Regular

Pay posted by employer$130,000–$173,000 USD per year

Summary GE Aerospace is seeking a Senior Cloud & Web Software Engineer to help design, develop, and modernize innovative software products across …

Added Oct 27, 2026

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The Cigna Group

Software Engineering Senior Advisor- Hybrid

St. Louis, Missouri, United States

Full time
Regular

• Collaborate with business users to understand usability needs and create storyboards and wireframes. • Integrate new functionalities using advanced Cloud tools, ensuring …

Added Oct 16, 2026

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Nvidia

Senior Systems Software Engineer - Infrastructure

Santa Clara, California, United States

NVIDIA has been transforming computer graphics, PC gaming, and accelerated computing for more than 25 years. It’s a unique legacy of innovation that’s fueled by great …

Added Oct 27, 2026

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RTX

Senior Software Engineer - RDPL, Onsite

Fullerton, California, United States

… Position Role Type: Onsite

 U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date. U.S. citizenship …

Added Oct 27, 2026

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Travelers

Lead Architect (AI)

Hartford, Connecticut, United States +3 locations

Hybrid
Full time
Regular

Pay posted by employer$173,700–$286,600

; the skills, education, training, credentials and experience of the candidate; and other conditions of employment. As part of our comprehensive compensation …

Added Oct 27, 2026

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Capital One Financial

Senior Software Development Engineer - Amazon Connect

Nottingham, Eng

… Customer on Amazon Web Services (AWS). This team sits at a fantastic intersection between enabling a busy and thriving contact centre across voice and chat channels, while delivering on its own platform roadmap and …

Added Oct 29, 2026

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Boeing

Senior Software Engineer | Rocky Program

USA - Albuquerque, NM +1 location

In person
Full time
Regular

Pay posted by employer$198,050–$286,350

also shapes organization-wide software architecture strategy for current and future Space Mission Systems ground solutions. These teams design and …

Added Oct 12, 2026

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KLA

Senior Systems Software Engineer (C++)

Ann Arbor, Michigan, United States

Full time
Regular

Pay posted by employer$129,600–$190,067 per year

… priorities by delivering high-impact work across your area of expertise. We are seeking a seasoned Backend Software Engineer with deep expertise in modern C++ and developing infrastructure to lead the development of …

Added Oct 15, 2026

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The Cigna Group

Software Engineering Senior Advisor- Hybrid

Bloomfield, Connecticut, United States

Full time
Regular

Pay posted by employer$163,821–$173,600 per year

• Drive the adoption of CI/CD tools and support the improvement of the tools sets and processes. • Create and deliver efficient and effective …

Added Oct 15, 2026

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Mastercard

Senior Software Engineer (MCP & RAG)

Dublin, Leinster, Ireland

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping …

Added Oct 27, 2026

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Applied Materials

Sr. Software Engineer V - (E5)

Billerica, Massachusetts, United States

Pay posted by employer$180,000–$247,500

Who We Are Applied Materials is the global leader in materials science and engineering solutions that are at the foundation of virtually every new semiconductor chip and advanced …

Added Oct 27, 2026

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Palo Alto Networks

Sr. Staff Software Engineer (AI Platform)

Office - USA - CA - Headquarters

Job Summary As a Sr. Staff Software Engineer (AI Platform), you will design, architect, and build intelligent software applications, agentic …

Added Oct 27, 2026

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Workday

Principal Partner AI Architect

USA, CA, Pleasanton +2 locations

Remote
Full time

… work days are brighter here. We’re obsessed with making hard work pay off, for our people, our customers, and the world around us. As a Fortune 500 company and a leading AI platform for managing people, money, and …

Added Oct 27, 2026

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KLA

Senior Systems Software Engineer (C++)

Ann Arbor, Michigan, United States

Full time
Regular

Pay posted by employer$129,600–$190,067 per year

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Required Qualifications · employer excerpt

Extensive experience in C++ development, with a strong foundation in object-oriented design, system-level programming, and software architecture.
Proven success in building and scaling backend systems in domains such as:Real-time data processing enginesNetworked services or socket-based communicationMicroservices or distributed systems
Deep familiarity with Windows an Linux/Unix environments and command-line tooling.
Deep familiarity with memory management/memory optimization.
Expertise in performance profiling, debugging, and system optimization.

2 more in the full description below.

About this opportunity

Original employer description

To make electronics, you need chips, wafers, transistors, reticles, and... To make these, you must see, test and manufacture them at scale—faster and better than ever before. That's where KLA comes in. Whether you're early in your career or an experienced professional, you'll solve complex challenges, work alongside brilliant minds and help shape the future of technology.

Group/Division

The Semiconductor Products and Customers (Semi PC) business unit designs, builds and sells KLA’s product portfolio to help chip manufacturers meet high-quality standards for technologies like AI, data centers, automotive and electronic devices. Our inspection, metrology, and analytics systems detect and monitor defects across logic and memory chips, specialty semiconductors, wafers, reticles, advanced packaging, process equipment and materials. We also develop technologies for specialty processes, IC substrates, and PCB manufacturing, including etch and deposition, component inspection, and imaging and analytics. The Broadband Plasma (BBP) division is the market-leading optical inspection system used by logic, foundry, and memory customers to detect critical defects at advanced nodes. These tools combine broadband plasma technology with unmatched sensitivity and speed to support high-volume manufacturing.

What You'll Do

In this role, you will play a key part in advancing business priorities by delivering high-impact work across your area of expertise.

We are seeking a seasoned Backend Software Engineer with deep expertise in modern C++ and developing infrastructure to lead the development of high-performance, scalable backend infrastructure. This role is ideal for experienced engineers who have a strong track record of solving complex architectural challenges, mentoring teams, and driving technical excellence in mission-critical environments.

Key Responsibilities

Architect, design, and evolve backend infrastructure for Big data Analytics, Distribution Storage and storage using modern C++ (C++11/14/17/20)/C# or Java with a focus on scalability, reliability, and performance.
Lead the development of server-side components for real-time data processing, system integration, and API services.
Collaborate with product, infrastructure, and engineering teams to define system architecture and long-term technical strategy.
Drive performance optimization and memory efficiency for high-throughput applications.
Apply advanced multithreaded and concurrent programming techniques to support parallel processing and low-latency operations.
Architect and deliver microservices-based platforms that operate across Linux and Windows environments.
Oversee integration with databases, messaging systems, and external APIs.
Champion best practices in code quality, testing, and maintainability across the engineering organization.

Required Qualifications:

Extensive experience in C++ development, with a strong foundation in object-oriented design, system-level programming, and software architecture.
Proven success in building and scaling backend systems in domains such as:
- Real-time data processing engines
- Networked services or socket-based communication
- Microservices or distributed systems
Deep familiarity with Windows an Linux/Unix environments and command-line tooling.
Deep familiarity with memory management/memory optimization.
Expertise in performance profiling, debugging, and system optimization.
Experience with version control systems (e.g., Git) and CI/CD pipelines in production environments.
Demonstrated ability to mentor junior engineers and lead technical initiatives.

Why Join Us?

Influence the design and direction of backend systems that power real-world, high-impact applications.
Work alongside a team of experienced engineers in a culture that values innovation, autonomy, and continuous improvement.
Enjoy competitive compensation, flexible work arrangements, and clear paths for leadership and career growth.

Minimum Qualifications

Doctorate (Academic) Degree and related work experience of 3 years; Master's Level Degree and related work experience of 6 years; Bachelor's Level Degree and related work experience of 8 years

About KLA

We provide advanced inspection tools, metrology systems, process solutions, and computational analytics that make electronics possible, tackling complex challenges. From electron and photon optics to machine learning and data analytics, we seek perfection at the most fundamental level of matter in the universe. If you want to make electronics that push industries forward and make the world a better place, join us.

Total Rewards

Base Pay Range: $129,600.00 - $190,067.00 Annually
Primary Location: USA-MI-Ann Arbor-KLA

KLA’s total rewards package for employees may also include participation in performance incentive programs and eligibility for additional benefits including but not limited to: medical, dental, vision, life, and other voluntary benefits, 401(K) including company matching, employee stock purchase program (ESPP), student debt assistance, tuition reimbursement program, development and career growth opportunities and programs, financial planning benefits, wellness benefits including an employee assistance program (EAP), paid time off and paid company holidays, and family care and bonding leave.

Interns are eligible for some of the benefits listed. Our pay ranges are determined by role, level, and location. The range displayed reflects the pay for this position in the primary location identified in this posting. Actual pay depends on several factors, including state minimum pay wage rates, location, job-related skills, experience, and relevant education level or training. We are committed to complying with all applicable federal and state minimum wage requirements where applicable. If applicable, your recruiter can share more about the specific pay range for your preferred location during the hiring process.

Use of AI Statement

At KLA, our interviews seek to understand your individual skills, problem-solving approach and authentic thinking. To ensure a fair and consistent evaluation, the use of AI, recording tools or other technologies to generate, suggest or provide responses during interviews—whether virtual or in person—is not permitted unless explicitly approved in advance as part of a reasonable accommodation or invited by the interviewer. Use of these tools may interfere with our ability to evaluate your individual qualifications and affect your candidacy. KLA is committed to advancing innovation through responsible AI, and we value candidates who share this mindset.

Equal Opportunity Statement

KLA is proud to be an Equal Opportunity Employer. We will ensure that qualified individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Please contact us at [email protected] or at +1-408-352-2808 to request accommodation.

For additional information, view the US Know Your Rights poster on the U.S. Equal Employment Opportunity Commission website.

Why this result? · Employer labels

Keywords also found in description

Engineering
Full time
Regular

Location reference: GeoNames (CC BY 4.0), normalized by Referizz.