Principal Software Engineer/Developer
Fidelity Investments
Listing collected from Fidelity Investments's career site. NextChapter is independent of Fidelity Investments.
Westlake, TX · Posted November 3, 2026
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Where Westlake, TX ranks
Where Westlake, TX placed in our monthly rankings, month by month. Each month stays online at its own address.
November 2026
- #2Best cities for director and executive jobs in the Southwest30% · of 44
- #4Best cities for AI-skill jobs in the Southwest16% · of 44
- #6Cities with the most jobs that need no experience in the Southwest1.8% · of 43
- #13Best cities for financial services pay after cost of living$144k · of 33
- #16Best cities for mid-career professionals in the Southwest53% · of 44
- #24Cities with the most hybrid jobs in the Southwest6% · of 43
Rankings about engineering jobs
- Best cities for software and engineering jobs #1 San Francisco (3,412 openings)
- Best cities for engineering pay after cost of living #1 San Mateo ($216k)
- Most requested AI skills in engineering jobs #1 AI tools in daily work (6.1%)
- AI tools named most often in engineering jobs #1 Claude (1.7%)
- Employers with the most engineering jobs #1 Amazon (2,992 roles)
Pay compared with the market
This listing does not state pay. Across 91 open principal software engineer listings that state pay, the middle half runs $208,500 to $320,000 and the median is $275,000.
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Principal Software Engineer salaries by state · Check your own pay
How AI is used in this kind of work
Among software developers, AI is already used for some of the tasks. Measured exposure for software developers: 29% (some).
Share of this job’s tasks that AI is already used for at work, from real usage. It is not a forecast of job loss, and a low number means no use seen yet. Source: Anthropic Economic Index.
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About the job
Fidelity will not provide immigration sponsorship for this position.
Job Description:
Position Description :
Designs and evolves large-scale, cloud-native software solutions that enable secure, reliable, and intuitive digital capabilities. Develops and modernizes customer- and associate-facing applications including the migration of existing desktop and legacy platforms across multiple technology stacks. Architects and implements reusable, resilient RESTful Application Programming Interfaces (APIs) and microservices that integrate through API gateways and operate effectively within distributed architectures. Builds and deploys software across the full development lifecycle by writing high-quality code, creating comprehensive automated tests, and integrating solutions through Continuous Integration / Continuous Deployment (CI/CD) pipelines and containerized platforms. Implements cloud-based solutions using AWS and Azure services to improve scalability, performance, reliability, and security across high-volume systems. Collaborates within an Agile, globally distributed environment by contributing directly to iterative development, continuous improvement, and the delivery of impactful digital experiences. 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.
Develop 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 complex 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.
Enhances engineering standards by refining application architecture, improving test coverage, strengthening security practices, and aligning implementations with established design patterns and methodologies.
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) designing, developing, and deploying scalable, secure, and cloud-native full-stack web applications and APIs, using modern frontend frameworks, backend services, relational and NoSQL databases, and public cloud platforms (AWS and Azure).
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) designing, developing, and deploying scalable, secure, and cloud-native full-stack web applications and APIs, using modern frontend frameworks, backend services, relational and NoSQL databases, and public cloud platforms (AWS and Azure).
Skills and Knowledge :
Candidate must also possess:
Demonstrated Expertise packaging, deploying, and operating distributed applications in containerized platforms, using Docker and Kubernetes; configuring and supporting CI/CD pipelines and runtime environments for scalable, high-volume systems; and enabling consistent deployments, resource optimization, and operational stability across development and production environments.
Demonstrated Expertise testing, validating, and releasing Web applications, using Java methodologies, JUnit test suites, automated QA frameworks, SonarQube, Maven, and Jest for Angular; ensuring code quality, functional correctness, and performance through automated pipelines; and executing CI/CD workflows using GitHub and Jenkins in cloud-based environments.
Demonstrated Expertise developing, maintaining, and enhancing full stack software applications, using Java EE technologies (Angular or React, and Spring Framework, Spring Boot, Oracle SQL, Hibernate, and Microservices), DevOps tools (Jenkins, Maven, GIT or GitHub), and IDE toolsets (IntelliJ or Eclipse); performing unit testing using Unit, Junit, and Mockito testing techniques; and developing Agile software using methodologies (Kanban or Scrum) via JIRA.
Demonstrated Expertise designing and implementing data persistence solutions by performing relational database schema design and data modeling using MySQL and PostgreSQL; writing and optimizing SQL queries with indexing strategies; and implementing database access layers using ORM frameworks in backend services.
#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.