XcelHR

About the Company

XcelHR provides payroll, employee benefits administration, risk management and human resource administration services to small- to mid-size businesses, government contractors and large businesses. With sales and service offices in Massachusetts, Washington D.C., Maryland, Indiana, and Alabama, XcelHR is positioned to serve businesses throughout the U.S. Visit www.xcelhr.com to learn more.

Listed Jobs

Company Name

XcelHR

Job Title

Senior Software Engineer (Full-Stack)

Job Description

Job Summary:

As a Senior Software Engineer, you will work closely with cross-functional teams to understand customer needs, explore efficient solutions, and deliver impactful features. You will test, experiment, and iterate on product improvements while seeking feedback to enhance the customer experience. You’ll need to wear multiple hats, tackle diverse problems, and take ownership of tasks ranging from web page performance optimization to database performance improvements.

Key Responsibilities:

Develop, maintain, and optimize web applications using JavaScript
Work with Python for backend development, scripting, and automation
Implement and maintain test automation frameworks for APIs and UI testing
Design and develop APIs and integrations with third-party services
Utilize Docker for containerized deployments
Deploy and manage infrastructure on Azure, AWS, or other cloud platforms
Work with offshore development teams for smooth project execution
Use open-source tools to enhance development processes and workflows
Build and maintain automation tools to improve CI/CD pipelines and development efficiency

Required Skills & Qualifications:

4+ years of JavaScript experience, with strong knowledge of modern frameworks and best practices
2+ years of Python experience for backend services, scripting, and automation
Hands-on experience with test automation frameworks (e.g., Selenium, Cypress, PyTest, Postman, or similar)
Strong understanding of API development and integrations
Experience with Docker and containerized deployments
Familiarity with Azure, AWS, or other cloud platforms
Experience with automation tools for CI/CD and DevOps workflows
Background in open-source tools and technologies
Ability to thrive in startups or small organizations with a fast-paced environment
Experience working with offshore teams

Preferred Qualifications:

2+ years of Vue.js experience or experience with similar front-end frameworks
Experience with CI/CD pipelines and DevOps practices
Knowledge of backend frameworks such as FastAPI, Flask, or Django
Exposure to microservices architecture

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London, United Kingdom

On site

07-04-2025