Senior Software Engineer/Developer

Soteria Reinsurance Ltd.; Town of Texas, Northern (WI, KY); Hybrid; USD 120,000 - 180,000; Full time

Job summary

Fidelity is seeking a Senior Software Engineer/Developer in Westlake, TX. The role focuses on designing software with Java and Spring Boot, building REST-based microservices, and leveraging AWS and Kubernetes within CI/CD pipelines.

Strong testing with JUnit/Mockito and distributed systems experience is expected. The position requires a Bachelor's degree (or Master’s) in a related field and 3+ years of relevant experience, with on-site work and devotion to robust financial software solutions.

Qualifications

• Bachelor’s degree in CS/Engineering/IT or related field plus 3 years of experience designing and implementing REST APIs with Spring Boot and .NET Core.
• Experience building and deploying microservices in cloud environments (AWS) with CI/CD pipelines.

Responsibilities

• Designs software using object-oriented languages and builds REST-based microservices with Java and Spring Boot.
• Develops tests with JUnit and Mockito; participates in CI/CD using GitHub, ECS, and Docker.
• Develops and maintains AWS and other cloud platforms and container orchestration (Kubernetes).
• Creates documentation and supports user acceptance testing; assists in post-installation testing.

Skills

Java

Spring Boot

REST API design

AWS

Kubernetes

JUnit

Mockito

Kafka

Swagger

Tomcat

SQL

JDBI

CI/CD

GitHub

ECS

Liquibase

Docker

PostgreSQL

Education

Bachelor’s degree in Computer Science, Engineering, Information Technology, Information Systems, or a closely related field

Master’s degree in Computer Science, Engineering, Information Technology, Information Systems, or a closely related field

Tools

Docker

Kubernetes

AWS

Job description

## Senior Software Engineer/DeveloperApply: Westlake, TX: Full time: Posted Today: End Date: November 3, 2026 (30+ days left to apply): 2135674## ## Job Description:**Note: Fidelity will not provide immigration sponsorship for this position.****Position Description**:Designs software development using object-oriented programming languages (Java) and builds REST based micro services using Java and Spring Boot. Works with unit and integration test automation, using Junit and Mockito. Develops Amazon Web Services (AWS) and other Cloud platforms, and container orchestration technologies (Kubernetes). Develops resilient messaging services (Kafka, AWS Simple Notification Service (SNS), and AWS Simple Queue Service (SQS)). Provides business solutions by developing complex or multiple 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) designing and implementing REST Application Programming Interfaces (APIs), using Spring Boot and .NETCORE.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 and implementing REST Application Programming Interfaces (APIs), using Spring Boot and .NETCORE.**Skills and Knowledge**:Candidate must also possess:* Demonstrated Expertise (“DE”) designing and developing financial services applications; performing IT product development in an AWS environment, using Java, Spring Boot framework, API development, Kafka, Swagger, Apache Tomcat, SQL, and Java Database Interface (JDBI); and deploying applications and databases through established Continuous Integration/Continuous Deployment (CI/CD) pipelines, using GitHub, ECS, Liquibase, Kubernetes, and Docker.* DE diagnosing and correcting issues for distributed financial services (evaluating customer impact and the appropriate steps required for resolution) using Service Now, Jira, Datadog, Splunk, and PostgreSQL, within production and staging environments.* DE designing and developing unit, functional, integration, and smoke tests for distributed enterprise systems, using JUnit, Mockito, and MockServer; and testing all aspects of code (edge and negative test cases to ensure mission critical code is reliable), using Bruno and Datadog.* DE designing and developing distributed enterprise systems, using SNS and SQS; and designing code to properly handle idempotency and ensure mission critical features are resilient, using Confluence and Jira.#PE1M2#LI-DNIFidelity’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 TechnologyPlease 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.