Senior Software Engineer/Developer 

Posted:
1/13/2026, 2:46:13 PM

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

Experience Level(s):
Senior

Field(s):
DevOps & Infrastructure ⋅ Software Engineering

Workplace Type:
On-site

Job Description:

Position Description:

***Multiple Openings Available***

Crafts and develops software systems and solutions using Java, Angular.js, and Python. Develops full stack applications using Amazon Web Services (AWS) Cloud-platforms (Elastic Compute Cloud (EC2), Lambda, CloudFormation, Simple Storage Service (S3), IAM Roles, Key Management Service (KMS), Elastic Kubernetes Service (EKS), CloudWatch, and Elastic Search), AWS messaging capabilities (Simple Queue Service (SQS) and Simple Notification Service (SNS)), and AWS NoSql databases (DynamoDB). Develops sophisticated Continuous Integration and Continuous Delivery (CI/CD) pipelines. Performs software configuration management, test automation, version control, and static code analysis, using Git, Bitbucket/Stash, Jenkins, Stash, Ansible, and Docker. Develops software applications using Java and Spring Boot in a DevOps environment. Provides business solutions by developing complex software applications. 

Primary Responsibilities:

  • Develops original and creative technical solutions to on-going development efforts.

  • Designs applications or subsystems on major projects and for/in multiple platforms.

  • Develops applications for multiple projects supporting several divisional initiatives.

  • Supports and performs all phases of testing leading to implementation.

  • Assists in the planning and conducting of user acceptance testing.

  • Develops comprehensive documentation for multiple applications supporting several corporate initiatives.

  • Responsible for post-installation testing of any problems.

  • Establishes project plans for projects of moderate scope.

  • Works on complex assignments and often multiple phases of a project.

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

Education and Experience:

Bachelor’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 Senior Software Engineer/Developer (or closely related occupation) performing full-stack software development in a financial or technology services environment, using Java or Python.

Or, alternatively, Master’s degree in Computer Science, Engineering, Information Technology, Information Systems, or a closely related field (or foreign education equivalent) and one (1) year of experience as a Senior Software Engineer/Developer (or closely related occupation) performing full-stack software development in a financial or technology services environment, using Java or Python.

Skills and Knowledge:

Candidate must also possess:

  • Demonstrated Expertise (“DE”) designing and developing enterprise Web-based applications and interfaces, using client-side tools (HTML, CSS, and JavaScript); consuming REST API and SOAP Integrations, using Java or Python; and generating and processing JSON and XML payloads and sending responses.

  • DE implementing all aspects of the Software Development Lifecycle (SDLC) to deliver enterprise-wide solutions in an Agile environment; and collaborating with product owners to build an itemized backlog, using JIRA or TFS.

  • DE identifying timely resolutions for critical incidents, implementing recovery actions, and carrying out root-cause analysis within a Production environment, using System Display and Search Facility (SDSF), Report Management and Distribution System (RMDS), or Datadog; and analyzing available log files to develop logical conclusions and recommend alternative configurations, using Endevor.

  • DE automating end-to-end workflows, and defining and building API integrations, using Jenkins, Docker, Kubernetes (EKS), AWS S3, and configuring network routes; and building, maintaining, and automating AWS infrastructure to support enterprise platforms and initiatives.

#PE1M2

#LI-DNI

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.

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