Senior Software Engineer, Java
Englewood, CO
Type: Contract
Category: Development
Industry: Communications
Reference ID: JN -042026-106377
Date Posted: 04/13/2026
Shortcut: http://careers.eliassen.com/B498UX
Description
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Description:
Hybrid 4 days onsite, 1 remote. in Englewood, CO
Our client seeks a senior Software Engineer to design, build, and maintain Java and Spring-based microservices supporting cloud platforms for CPE devices. The role focuses on RESTful APIs, event-driven services, and containerized deployments with Kubernetes. The engineer will also mentor peers, drive best practices in testing, observability, and security, and collaborate with architecture to deliver scalable services.
Due to client requirements, applicants must be willing and able to work on a w2 basis. For our w2 consultants, we offer a great benefits package that includes Medical, Dental, and Vision benefits, 401k with company matching, and life insurance.
Rate: $55.00 to $65.00/hr. w2
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Responsibilities:
Design, develop, and maintain cloud microservices using Java and Spring.
Build and evolve RESTful APIs and message-driven processes.
Collaborate with technical leads and architecture to define solutions.
Triage and troubleshoot defects across environments.
Operate and enhance CI/CD pipelines and support lower environment deployments.
Advocate and implement best practices in testing, observability, and security.
Mentor junior and mid-level developers through code reviews and small team projects.
Experience Requirements:
4-10 years of relevant software engineering experience.
Expertise with modern Java and the Spring Framework.
Hands-on experience with containerized deployments such as Docker and Kubernetes.
Proficiency designing and building RESTful APIs and event-driven services.
Solid understanding of serialization, concurrency and asynchronous programming, OO principles, dependency injection, coupling, and cohesion.
Working knowledge of Java 17+.
Experience with Spring Boot, Spring Data, Spring Web, and Spring Cloud.
Experience with NoSQL databases such as MongoDB or DocumentDB.
Experience with Kafka or similar message frameworks such as RabbitMQ or Spark.
Experience with CI/CD pipelines such as GitLab, Jenkins, or Harness.
Written and verbal communication skills.
Experience with AWS services such as Lambda, DynamoDB, S3, or CloudFormation (preferred).
Familiarity with infrastructure-as-code tools such as Terraform or CDK (preferred).
Experience working in an Agile development environment (preferred).
Documentation and technical writing skills (preferred).
Familiarity with logging and monitoring services such as Splunk or Datadog (preferred).
Recruitment Transparency Notice
Eliassen Group values transparency in our recruitment practices. Please be advised that Eliassen Group utilizes artificial intelligence (AI) tools as part of its initial application screening and hiring process. You may receive email and SMS notifications from the Eliassen Virtual Recruiting Team ( noreply@eliassen.com , 781-808-2924) inviting you to complete a brief voice screening as part of your application process. These tools assist our hiring teams in different ways, including but not limited to, assistance in reviewing application materials to help identify candidates whose qualifications most closely match the requirements of the position. All AI-assisted evaluations and responses are reviewed by human recruiters before any hiring decisions are made. The use of AI in our process is intended to support fairness, efficiency, and consistency, and Eliassen Group takes measures to prevent bias or discrimination in connection with its hiring practices. By proceeding, you acknowledge, agree, and consent to Eliassen Group's use of these tools, including AI tools, as part of the application and hiring process.
Skills, experience, and other compensable factors will be considered when determining pay rate. The pay range provided in this posting reflects a W2 hourly rate; other employment options may be available that may result in pay outside of the provided range.
W2 employees of Eliassen Group who are regularly scheduled to work 30 or more hours per week are eligible for the following benefits: medical (choice of 3 plans), dental, vision, pre-tax accounts, other voluntary benefits including life and disability insurance, 401(k) with match, and sick time if required by law in the worked-in state/locality.
If anyone reaches out to you about an open position connected with Eliassen Group, please ensure that you are working directly with us by confirming the following:
· When you work with Eliassen Group, all email communication will come from an Eliassen.com address, never Gmail, Yahoo, etc.
· Eliassen Group will never ask you for personal information (home address, bank account, or check routing number) until you have worked with someone clearly associated with Eliassen Group.
If you have any indication of fraudulent activity, please contact fraud@eliassen.com _.
About Eliassen Group:
Eliassen Group is a strategic consulting firm that helps organizations reach further and achieve more through our technology, business advisory, and life sciences solutions. For nearly 40 years, we have combined exceptional people, deep domain expertise, and intelligent capabilities to expand our clients' capacity and accelerate meaningful outcomes. We are driven by a purpose to positively impact the lives of our employees, clients, consultants, and the communities we serve.
Eliassen is committed to building a diverse and inclusive team from a variety of backgrounds, perspectives, and skills. We are an Equal Opportunity and Affirmative Action Employer and all employment decisions are based on merit, performance, and business needs. Eliassen does not discriminate on the basis of race, color, gender identity or expression, sexual preference or orientation, sex (including pregnancy, childbirth, and related medical conditions), marital status, creed, religion, physical or mental disability, genetic information, military or veteran status, age, ancestry, national origin, citizenship status, prohibited criminal record inquiries of applicants and employees, or any other category protected by federal, state, or local laws.
Don't miss out on our referral program! If we hire a candidate that you refer us to then you can be eligible for a $1,000 referral check!_
