Senior Software Engineer

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Merrimack, NH, USA
In-Office
Senior level
Fintech
The Role
Develops and supports enterprise full-stack applications using Java, Spring, Angular, Node.js, Oracle, Kubernetes, and cloud platforms. Responsibilities include architecting REST APIs and microservices, building accessible interfaces, implementing automated testing, managing CI/CD and infrastructure automation, monitoring production systems, troubleshooting complex issues, and ensuring security, reliability, scalability, and performance. The role also involves code reviews, technical mentorship, cross-functional collaboration, and delivering solutions within Agile environments.
Summary Generated by Built In

Fidelity will not provide immigration sponsorship for this position.

Job Description:

The Role


Develops enterprise software solutions and performs end-to-end functional and non-functional testing within an Agile environment. Designs, develops, and maintains full-stack applications using Java/Spring MVC, Spring Core, Spring Boot, Angular, and Node.js. Implements interactive User Interface (UI) designs using Bootstrap5, CSS, AG Grid, and Angular Material. Tests and writes automated unit, integration, and end-to-end tests with tools -- cypress, junit, cucumber and karate. Maintains highly available, multi-region Kubernetes (AWS EKS environments), supporting mission-critical workloads. Writes SQL queries and debugs stored procedures within an Oracle environment. Provides business solutions by developing complex or multiple software applications.


The Expertise and Skills you Bring

  • Design, develop, and maintain scalable, high-performance web applications across both front-end and back-end technologies.
  • Architect and implement end-to-end solutions using modern frameworks, APIs, databases, and cloud-native services.
  • Collaborate with product managers, architects, UX designers, and engineering teams to translate business requirements into technical solutions.
  • Lead the development of responsive, accessible, and user-friendly interfaces while ensuring seamless integration with backend services.
  • Build and maintain RESTful APIs, microservices, and event-driven architectures that support enterprise-scale applications.
  • Develop, deploy, and support solutions on cloud platforms such as AWS and Azure.
  • Drive adoption of DevOps practices, including CI/CD pipelines, infrastructure automation, monitoring, and observability
  • Ensure application security, reliability, scalability, and performance through best practices in coding, testing, and architecture.
  • Perform code reviews, provide technical mentorship, and promote engineering excellence across the development team.
  • Troubleshoot complex production issues and implement solutions to improve system stability and operational efficiency.
  • Partner with cross-functional teams to ensure compliance with organizational, security, and regulatory requirements.
  • Performs independent and complex technical and functional analysis for multiple projects supporting several initiatives.
  • Bachelor’s degree in Computer Science, Engineering Science, Engineering, Information Technology, Information Systems, or a closely related field (or foreign education equivalent) and three (3) years of experience as a Senior Full Stack Engineer (or closely related occupation) designing, developing, testing, and maintaining software for UIs, middle-tier (Java), and back-end (PLSQL), according to Agile or Scrum methodologies.
  • Or, alternatively, Master’s degree in Computer Science, Engineering Science, Engineering, Information Technology, Information Systems, or a closely related field (or foreign education equivalent) and one (1) year of experience as a Senior Full Stack Engineer (or closely related occupation) designing, developing, testing, and maintaining software for UIs, middle-tier (Java), and back-end (PLSQL), according to Agile or Scrum methodologies.
  • Demonstrated expertise ('DE')  in designing, developing, and maintaining enterprise-scale web applications using modern front-end technologies (Angular, React, JavaScript/TypeScript, HTML5, CSS3, AG-Grid, Angular Material) and back-end technologies (Java, Node.js, or similar frameworks); Implementing front end unit tests using Junit, Jest, Cy-press, and Playwright;
  • DE implementing and coordinating Continuous Integration and Continuous Deployment (CI/CD) pipelines using Jenkins, Git or GitHub, Kubernetes, Bitbucket, and Artifactory; monitoring code quality using SonarQube and Veracode; performing infrastructure automation using Python and PowerShell; performing and automating load testing using JMeter, Selenium, Cypress, and TestNG; and building Jenkins pipelines for Docker containers and deploying applications in a Cloud environment.
  • DE designing and developing RESTful APIs using Java17, Spring Boot, OAuth, and Python; building scalable messaging applications using Kafka; developing secure, Cloud-native applications using AWS core services (EC2, S3 and lambda); coordinating infrastructure automation using DevOps scripting, Python, and PowerShell; and Datadog (for real-time monitoring).
  • DE developing and coordinating database systems using Oracle; performing database normalization and tuning Oracle queries.

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.

Skills Required

  • Bachelor’s degree in Computer Science, Engineering, Information Technology, Information Systems, or a closely related field, plus three years of experience as a Senior Full Stack Engineer or closely related role
  • Alternatively, a master’s degree in a related field plus one year of experience as a Senior Full Stack Engineer or closely related role
  • Experience designing, developing, testing, and maintaining software for user interfaces, Java middle-tier systems, and PL/SQL back ends using Agile or Scrum methodologies
  • Expertise with enterprise web applications using Angular or React, JavaScript or TypeScript, HTML5, CSS3, AG Grid, Angular Material, Java, and Node.js
  • Expertise implementing front-end unit and end-to-end tests using JUnit, Jest, Cypress, and Playwright
  • Expertise with CI/CD pipelines, Jenkins, Git or GitHub, Kubernetes, Bitbucket, Artifactory, SonarQube, and Veracode
  • Experience with infrastructure automation using Python and PowerShell
  • Experience with load testing using JMeter, Selenium, Cypress, and TestNG
  • Experience building Jenkins pipelines for Docker containers and deploying applications in cloud environments
  • Expertise developing RESTful APIs using Java 17, Spring Boot, OAuth, and Python
  • Experience building scalable messaging applications using Kafka
  • Experience developing secure cloud-native applications using AWS core services, including EC2, S3, and Lambda
  • Experience with Datadog for real-time monitoring
  • Experience designing and developing Oracle database systems, including query normalization and tuning

Fidelity Investments Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Fidelity Investments and has not been reviewed or approved by Fidelity Investments.

  • Retirement Support — Retirement contributions and benefits are frequently highlighted as a strong part of the total rewards package. Employer retirement support is seen as materially enhancing overall compensation.
  • Strong & Reliable Incentives — Profit sharing and bonuses are commonly described as valuable additions to pay. These incentives help the total compensation feel more competitive even when base salaries are viewed as moderate.
  • Healthcare Strength — Health coverage is often called out as a positive aspect of the benefits package. Access to solid healthcare benefits contributes to satisfaction with total compensation.

Fidelity Investments Insights

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The Company
HQ: Boston, MA
58,848 Employees
Year Founded: 1946

What We Do

At Fidelity, our goal is to make financial expertise broadly accessible and effective in helping people live the lives they want. We do this by focusing on a diverse set of customers: - from 23 million people investing their life savings, to 20,000 businesses managing their employee benefits to 10,000 advisors needing innovative technology to invest their clients’ money. We offer investment management, retirement planning, portfolio guidance, brokerage, and many other financial products. Privately held for nearly 70 years, we’ve always believed by providing investors with access to the information and expertise, we can help them achieve better results. That’s been our approach- innovative yet personal, compassionate yet responsible, grounded by a tireless work ethic—it is the heart of the Fidelity way.

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