Senior Software Engineer Developer

Posted:
1/13/2026, 2:46:19 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:

***Multiple Openings Available*** 

 

Builds and improves software and Web applications using Java, J2EE, Spring MVC, Spring Core, and Spring Boot. Develops User Interaction (UI) screens using HTML, Cascading Style Sheets (CSS), JavaScript, and Angular. Creates reusable templates using Angular directives and Node Package Manager (NPM) manager tools -- Node.js. Develops single page applications (SPA) using Typescript and maintains application features using test automation frameworks and tools -- JUnit, Mockito, Cucumber, and Cypress. Develops and designs software products to improve the quality, security, and stability of customer experiences. Supports and integrates RESTful services using Web service formats (JSON and XML). Creates and enhances Application Programming Interface (API) design components, including versions, isolation, and micro-services, using modeling languages -- Swagger. Provides business solutions by developing complex or multiple software applications. Develops APIs using Python and Golang. Containerizes applications using Docker and deploys them using Kubernetes. 

 

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.  

  • Supports 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) designing, building and testing Web applications, using Angular, Node.js, or Java. 

 

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) designing, building, and testing Web applications, using Angular, Node.js, or Java. 

 

Skills and Knowledge: 

 

Candidate must also possess: 

 

  • Demonstrated Expertise (“DE”) designing and developing full stack Java-based multi-tier architectures, using Java, Angular, Spring Boot, Oracle, PostgreSQL and testing frameworks (Groovy, Jasmine, and Junit).  

 

  • DE designing and executing Automation Test scripts using Junit and Cucumber; automating unit test cases using Jasmine and Karma testing frameworks; and building and maintaining end-to-end testing using Cypress.  

 

  • DE implementing Continuous Integration and Continuous Delivery (CI/CD) pipelines for enterprise applications, using Git, Jenkins, SonarQube, Maven, and Kubernetes automated application deployment flows.  

 

  • DE designing and implementing Cloud infrastructure practices for enterprise applications using AWS Cloud (Elastic Cloud Storage (ECS), Simple Storage Service (S3), and Lambda); supporting and monitoring application logs using AWS CloudWatch, Splunk, and Elastic search; and creating alerts and monitors using Splunk queries to proactively resolve application run time issues. 

 

#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