Principal Software Engineer/Developer

Posted:
3/24/2026, 3:08:23 PM

Location(s):
Westlake, Texas, United States ⋅ Texas, United States

Experience Level(s):
Expert or higher ⋅ Senior

Field(s):
Software Engineering

Workplace Type:
On-site

Job Description:

Position Description:

Interprets business requirements and crystallizes stories and acceptance criteria for implementation. Identifies risks and develops contingency plans in anticipation of test automation issues. Developing Web applications using REST, Java, JavaScript, Web Services, SOAP, GraphQL, Git, Jenkins, and TFS. Conducts test automations using Cucumber, Git, and Jenkins. Builds multi-module mobile applications using Cordova and Ionic. Builds Application Programming Interfaces (APIs) for costumer experience needs and to optimize quality or deployment practices on digital platforms. Develops and deploys applications in Cloud environments -- Amazon Web Services (AWS) and Azure. Implements Angular frameworks across the enterprise. Uses business 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.
  • Recommends development testing tools and methodologies and reviews and validates test plans.
  • Responsible for QA readiness of software deliverables.
  • Develops comprehensive documentation for multiple applications or subsystems.
  • Establishes full project life cycle plans for complex projects across multiple platforms.
  • Responsible for meeting project goals on time and on budget.
  • Advises on risk 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. 
  • Advises senior 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 to on-going development efforts.
  • Confers with developers to design systems and to obtain information on project limitations and capabilities, performance requirements and interfaces.
  • Develops and oversees software system testing and validation procedures, programming, and documentation.

Education and Experience:

Bachelor’s degree in Computer Science, Engineering, Engineering Management, Information Technology, Information Technology Management, 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) developing and maintaining Web applications using Java and Angular in a financial services industry. 

Or, alternatively, Master’s degree in Computer Science, Engineering, Engineering Management, Information Technology, Information Technology Management, 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) developing and maintaining Web applications using Java and Angular in a financial services industry.

Skills and Knowledge:

Candidate must also possess:

  • Demonstrated Expertise (“DE”) building test automation frameworks using Java and J2EE; writing automated test scripts using Cucumber, Serenity, Selenium automation frameworks, JEST, Cloud computing services (Amazon Web Services (AWS) or Apache Kafka) based micro-services; integrating automated test scripts using XRAY and Jenkins; and performing Web service testing using SOAP and REST API.  
  • DE developing test automation projects for application delivery of available and cost-efficient solutions, and bug free systems used to streamline business solutions, using Cucumber, Gherkin, scripting, or Test-Driven Development (TDD) tools according to Agile SCRUM methodology. 
  • DE performing DevSecOps, automated testing, and Continuous Integration/Continuous Delivery (CI/CD), using Concourse, Jenkins, and secure code practices. 
  • DE deploying test automation frameworks (JUnit, Cucumber/Fitness, Cypress, or Karate) to support testing (unit, component, integration, and system) executed through CI/CD pipelines.

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Certifications:

Category:

Information Technology

Most roles at Fidelity are Hybrid, requiring associates to work onsite every other week (all business days, M-F) in a Fidelity office. This does not apply to Remote or fully Onsite roles. Some roles may have unique onsite requirements. Please consult with your recruiter for the specific expectations for this position.

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.

Fidelity Investments

Website: https://www.fidelity.com/

Headquarter Location: Boston, Massachusetts, United States

Employee Count: 10001+

Year Founded: 1946

IPO Status: Private

Last Funding Type: Secondary Market

Industries: Asset Management ⋅ Finance ⋅ Financial Services ⋅ Retirement ⋅ Wealth Management