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Senior Software Engineer (Ruby on Rails & React)

Unum
Chattanooga, United Statesfull_timeVerifiedPosted 14 Nov 2025
💰 $183,500/yr($89,400/yr$183,500/yr)

About the role

Our Fortune 500 company is driving a digital transformation and looking for forward-thinking innovators to disrupt how our industry thinks about and uses technology. As one of the world's leading employee benefits providers, we help millions of people gain affordable access to benefits that help them protect their families, their finances and their futures.

Are you an asker of questions, a solver of problems, and a challenger of the status quo? Our mission is to provide a differentiated customer experience and exceed the expectations people have of technology at any company — not just insurers. 

We are seeking individuals to join our team of talented IT professionals who share never-ending passion and an unwavering focus on our customer experience. Team members comfortable working in an agile, fast-paced, and delivery-focused environment thrive in our environment where we value an entrepreneurial spirit and those who challenge the status-quo.

Unum is changing, and we’re excited about what’s next. Join us.

General Summary:

Unum is hiring a Senior Full Stack Software Engineer!

As a key member of our Agile team, you’ll drive the design, development, and delivery of innovative, cloud-based solutions that align with enterprise architecture standards. You’ll collaborate with Technical Product Owners, Principal Engineers, and business architects to create scalable, high-quality applications.
In this role, you’ll work on our Leave Logic product using Ruby on Rails, React, JavaScript, and AWS services, with expertise in PostgreSQL, RDS, EC2, and ElasticSearch. Beyond building exceptional solutions, you’ll mentor engineers and help shape the future of our technology and talent.

Job Specifications

  • Bachelors of Computer Science is preferred, or equivalent relevant business experience

  • Passionate about delivering solutions that excite and delight our customers; holds self to high standards of delivery

  • 6+ years’ experience in software development and delivery track record in a range or roles in a scrum environment

  • Experience with Ruby On Rails, React, (Java Script, AWS, PostgreSQL, RDS, EC2, Elastic Search) is required.
  • Clearly demonstrates analytical ability and critical thinking skills

  • Takes a logical, analytical approach to problem solving and pays close attention to detail

  • Skilled in Agile development/methodologies

  • Self motivated and results oriented; able to motivate others

  • Takes an innovative approach to problem solving

  • Demonstrates excellent oral and written communication skills; experience leading groups of people through discussions, technical or otherwise

  • Strong team player; able to work effectively within a team and more broadly with people from a variety of backgrounds and areas across the organization.

  • Strong experience of test driven development (TDD) and unit testing, leveraging automation toolsets

  • Strong experience in continuous integration

Principal Duties and Responsibilities

  • Leads the design, development, implementation, and maintenance of new and existing features for applications within a business area.
  • Provides technical leadership and direction for EPIC feature delivery.
  • Ensures application solutions meet agreed quality attributes (e.g., performance, fault tolerance, security, scalability).
  • Designs, codes, configures, tests, maintains, and documents software deliverables using established standards and tools.
  • Collaborates with Principal Software Engineers and architects on coding standards, processes, tooling, and frameworks.
  • Completes design of application components aligned with reference architecture.
  • Actively seeks cloud-based, buy-over-build solutions.
  • Ensures product backlog includes appropriate technical stories and participates in prioritization.
  • Mentors Software Engineers and Associate Software Engineers.
  • Owns application solution quality from design through deployment and operations; contributes to software standards.
  • Communicates and collaborates with key stakeholders to ensure successful feature delivery.
  • Maintains technical understanding of third-party/cloud solutions and their implementation.
  • Evaluates technical impacts and coordinates implementation of new product releases.
  • Participates in sizing, estimation, code reviews, and sprint retrospectives; promotes continuous improvement.
  • Focuses on delivering business value and priorities.
  • Ensures quality of features through manual and automated testing

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Company

Unum

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