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Principal Software Developer Jobs in Plano, TX (NOW HIRING)

Solera

Principal Software Engineer

Westlake, TX

$129K - $173K/yr

Principal Software Engineer / Westlake, TX Who We Are Solera is a global leader in data and software services that strives to transform every touchpoint of the vehicle lifecycle into a connected ...

Solera

Principal Software Engineer

Westlake, TX · On-site

$129K - $173K/yr

Principal Software Engineer / Westlake, TX Who We Are Solera is a global leader in data and software services that strives to transform every touchpoint of the vehicle lifecycle into a connected ...

PeerIslands US Inc

Principal Software Engineer

Southlake, TX · On-site

$127K - $170K/yr

Principal Software Engineer LOCATION: Southlake, TX (hybrid role, may work from home) DUTIES: Lead ... Developer, Technology Consultant/Associate or Architect, or in a related/similar position.

THOMSON REUTERS

Principal Software Engineer

Frisco, TX · Hybrid

$126K - $169K/yr

Principal Software Engineer The global capital markets are among the largest markets in the world ... Take ownership in developer experience by improving/automating CI/CD and other day to day ...

Solera

Principal Software Engineer

Westlake, TX · On-site

$129K - $173K/yr

Principal Software Engineer / Westlake Who We Are Solera is a global leader in data and software services that strives to transform every touchpoint of the vehicle lifecycle into a connected digital ...

Solera

Principal Software Engineer

Westlake, TX

$129K - $173K/yr

Principal Software Engineer / Westlake Who We Are Solera is a global leader in data and software services that strives to transform every touchpoint of the vehicle lifecycle into a connected digital ...

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Showing results 21-40

All JobsPrincipal Software Developer JobsPrincipal Software Developer Jobs in Plano, TX

Principal Software Developer information

See Plano, TX salary details

$91K

$136K

$178.6K

How much do principal software developer jobs pay per year?

As of Aug 6, 2026, the average yearly pay for principal software developer in Plano, TX is $135,956.00, according to ZipRecruiter salary data. Most workers in this role earn between $118,900.00 and $149,300.00 per year, depending on experience, location, and employer.

What is the difference between Principal Software Developer vs Senior Software Engineer?

AspectPrincipal Software DeveloperSenior Software Engineer
CredentialsBachelor's or Master’s in Computer Science; extensive experienceBachelor's or Master’s in Computer Science; 5+ years experience
Work EnvironmentLeads technical strategy, mentors teams, influences architectureDevelops features, writes code, mentors junior staff
Industry UsageUsed in large organizations, tech companies, and enterprise settingsCommon across startups, mid-sized, and large companies

The Principal Software Developer typically holds a higher-level role focused on technical leadership, architecture, and strategic planning, whereas the Senior Software Engineer primarily focuses on coding, feature development, and mentoring. Both roles require strong technical skills, but the Principal position involves broader responsibilities and influence within the organization.

How does a principal software developer typically balance hands-on coding with leadership and mentorship responsibilities?

As a Principal Software Developer, you’ll often split your time between writing high-impact code and guiding technical direction for the team. While you remain involved in architecting and developing complex features, a significant portion of your role will also involve mentoring less-experienced developers, leading code reviews, and fostering best practices. You’ll collaborate closely with cross-functional teams to align technical solutions with business goals, and you’re expected to influence the overall engineering culture. This balance requires strong time management skills and a passion for both technical excellence and team development.

What are the key skills and qualifications needed to thrive as a principal software developer?

To thrive as a Principal Software Developer, you need advanced expertise in software engineering, architecture design, and problem-solving, typically backed by a degree in computer science or a related field and extensive industry experience. Mastery of programming languages (such as Java, Python, or C#), software development frameworks, cloud platforms, and familiarity with tools like Git, Docker, and CI/CD systems is critical. Leadership, effective communication, and mentorship abilities are vital soft skills that set top performers apart in this role. These competencies ensure scalable solutions, effective project delivery, and the growth of high-performing development teams.
What are popular job titles related to Principal Software Developer jobs in Plano, TX? For Principal Software Developer jobs in Plano, TX, the most frequently searched job titles are:
What job categories do people searching Principal Software Developer jobs in Plano, TX look for? The top searched job categories for Principal Software Developer jobs in Plano, TX are:
What cities near Plano, TX are hiring for Principal Software Developer jobs? Cities near Plano, TX with the most Principal Software Developer job openings:
Principal Software Developer jobs near you
Infographic showing various Principal Software Developer job openings in Plano, TX as of August 2026, with employment types broken down into 88% Full Time, 8% Part Time, and 4% Contract. Highlights an 88% Physical, 3% Hybrid, and 9% Remote job distribution, with an average salary of $135,956 per year, or $65.4 per hour.

Principal Software Engineer/Developer

Fidelity Investments

Westlake, TX

$129K - $173K/yr

Full-time

Re-posted yesterday

Fidelity Investments rating

8.7

Company rating: 8.7 out of 10

Based on 271 frontline employees who took The Breakroom Quiz

15th of 150 rated financial services

Job description

Job Description:

Position Description:

Note: Fidelity will not provide immigration sponsorship for this position.

Designs and develops Web applications using Java and Python, analyzes data, and automates application tasks. Develops test strategies for test data, test coverage, and automation solutions.TestsApplication Programming Interfaces (APIs) usingRestAssuredand Karate. Tests and automates Web applications using automation tools -- Jira, X-ray, Cucumber, and Selenium. UsesRestAssured, Postman, and SOAP User Interface (UI) to test andvalidateREST APIs. Monitors and troubleshoots changes in files and directories, using DevOps Jenkins and Git repositories. Utilizes various databases including Oracle, Snowflake, Postgres, and SQL server for data storage, processing, and analytics.Usesbusiness knowledge to translate the vision for divisional initiatives into business solutions by developing complex or multiple software applications and conducting studies of alternatives. Analyzes and recommends changes in project development policies, procedures, standards, and strategies to development experts and management.

Primary Responsibilities:

  • Participates in architecture design teams.

  • Defines and implements application-level architecture.

  • Develops applications on complex projects, components, and subsystems for the division.

  • Recommendsdevelopmenttesting tools and methodologies and reviews and validates test plans.

  • Responsible for QA readiness of software deliverables.

  • Develop comprehensive documentation for multiple applications or subsystems.

  • Establishes full project life cycle plans for complex projects across multiple platforms.

  • Responsible for meeting project goalson-timeand on-budget.

  • Advises onrisk assessment and risk management strategies for projects.

  • Plans and coordinates project schedules and assignments for multiple projects.

  • Acts as a primary liaison for business units to resolve various project/technology issues.

  • Provides technology solutions to daily issues and technical evaluation estimates on technology initiatives.

  • Advisessenior management on technical strategy.

  • Mentors junior team members.

  • Performs independent and complex technical and functional analysis for multiple projects supporting several divisional initiatives.

  • Develops original and creative technical solutions toon-goingdevelopment efforts.

Education and Experience:

Bachelor's degree in Computer Science, Engineering, Information Technology, Information Systems, or a closely related field (or foreign education equivalent) and five (5) years of experience as a Principal Software Engineer/Developer (or closely related occupation) implementing test automation infrastructure within software development lifecycle.

Or, alternatively,Master's degree in Computer Science, Engineering, Information Technology, Information Systems, or a closely related field (or foreign education equivalent) and three (3) years of experience as a Principal Software Engineer/Developer (or closely related occupation) implementing test automation infrastructure within software development lifecycle.

Skills and Knowledge:

Candidate must alsopossess:

  • Demonstrated Expertise ("DE") performing functional, regression, Inter System, End to End (E2E), and User Acceptance Testing (UAT) testing using HP Quality Center, SQL Server Management Studio, or SOA Test; and reviewing Test Plan, Test Cases, and traceability metrics to ensure standards are followed, using Test Rail or JIRA.

  • DE designing, developing, and implementing automation test frameworks, using Selenium WebDriver, Java, and JUNIT to support andmaintainclient applications.

  • DE conducting Extract, Transform, Load (ETL) testing operations designed for Oracle databases, using TOAD or SQL Server Management Studio.

  • DE performing day-to-day quality assurance activities on Web applications, databases, and API validations, using Oracle DB, UNIX, Java, JUnit, and JavaScript.

#PE1M2

#LI-DNI

Fidelity's Onsite Working Model
Fidelity is transitioning to a full-time onsite working model through a phased rollout across regions and roles. Currently, some roles and locations require 100% onsite presence, while others require less. Onsite expectations are likely to evolve as the rollout continues. This transition does not apply to fully remote roles.

Certifications:Category:Information Technology

Please be advised that Fidelity's business is governed by the provisions of the Securities Exchange Act of 1934, the Investment Advisers Act of 1940, the Investment Company Act of 1940, ERISA, numerous state laws governing securities, investment and retirement-related financial activities and the rules and regulations of numerous self-regulatory organizations, including FINRA, among others. Those laws and regulations may restrict Fidelity from hiring and/or associating with individuals with certain Criminal Histories.

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