Constellation · 1 day ago
Sr. Software Engineer
Warrenville, IL
Full-time
Hybrid
Mid, Senior Level
$118K/yr - $131K/yr
5+ years expConstellation is the nation's largest producer of clean, carbon-free energy, focused on accelerating the transition to a carbon-free future. The Sr. Software Engineer will lead activities related to designing, building, testing, implementing, and maintaining technology solutions to meet business needs while overseeing less experienced engineers and collaborating across teams.
EnergyNatural ResourcesRenewable Energy
Responsibilities
Engage with business partners to gather information, analyze requirements and deliver practical, efficient and cost-effective solutions that satisfy business needs. Writes product specifications and design documentation for assigned system components
Design, develop and/or review complex code to ensure solutions meet the requirements of functional and technical specifications. Develop and/or review project technical architecture design and development. Solutions may include but are not limited to the development of various types of applications, web, mobile app, full stack or integrations hosted on premises data centers or in the cloud. Develop automated Unit tests and/or automated UI tests
Lead engineering team and provide oversight for less experienced engineers; Stay on top of latest technologies and trends. Using error reports, establish priorities and assign out bugs to relevant team members for resolution. Support development of version control principles (e.g. Git and working within an agile environment), CI/CD pipeline and various automations
Ensure all risks and issues that affect the project are captured following set process and are actioned appropriately
Enhance knowledge of and compliance with preferred technologies, methodologies, standards and policies. Maintain technical knowledge and business acumen within own discipline or function. Strong debugging and problem-solving skills; lead peer code reviews
Provide IT teams and business personnel with technology solutions by weighing advantages of technology trends, market availability of products, risks and benefits of technology to meet business/IT needs. Participate in IT architecture review and standards setting. Assist in the development of white papers, conducting presentations as needed to explain why a technology is being recommended by IT
Qualification
Required
Bachelor's degree (ex: Computer Science or related discipline) and 5 - 8 years of relevant experience (programming technologies) or minimum 9-12 years of relevant combination of education and work experience
Demonstrated ability to lead small to medium teams in delivering software solutions
Demonstrates strong software development capabilities coupled with the ability to work under tight deadlines
Demonstrated strong teamwork skills with self-motivation to achieve success in a rapidly evolving environment
Excellent communications skills - Able to effectively communicate highly technical information in non-technical terminology (written and verbal)
Strong knowledge of Operating Systems - Windows, Solaris or Linux; or strong knowledge of cloud platforms – Azure, Amazon or Google
Strong knowledge of software development languages specific to your domain. Examples include Python, Perl, C#, Java, JavaScript, NodeJS, .NET, HTML, AngularJS, iOS Swift and/or Objective-C, Android Mobile, Xamarin
Strong knowledge of SQL or NoSQL databases - Oracle, SQL Server, Cosmos DB, MySQL, Redis, Splunk
Strong understanding of advanced programming concepts, data structure and algorithms
Preferred
Proven experience in full-stack development using React.js and FastAPI, with strengths in CI/CD automation, unit testing, SQL Server, and Microsoft Azure
Prior experience in leading software development efforts, designing conceptual data models & system architecture, and user interfaces, is a major plus
Master's degree in CS (or equivalent field) plus 3 years of relevant experiences
Experience with Agile software development and test-driven development
Experience in automated testing including unit testing, UI testing and functional testing
Demonstrated understanding of what makes good software design, a deeper understanding of programming languages, and an ability to solve engineering problems of increasing difficulty. Shows initiative beyond pure implementation
Experience building highly scalable applications
Experience working with SCRUM, Kanban or other Agile development environments
Self-motivated and able to prioritize and manage workload and meet critical project milestones and deadlines
Excellent interpersonal, communication, negotiation and collaboration skills
Benefits
Competitive compensation and benefits
Bonus program
401(k) with company match
Employee stock purchase program
Comprehensive medical, dental and vision benefits
Robust wellness program
Paid time off for vacation, holidays, and sick days
Company
Constellation
Constellation Energy Corporation (Nasdaq: CEG), a Fortune 200 company headquartered in Baltimore, is the nation’s largest producer of reliable, emissions-free energy and a leading energy supplier to businesses, homes and public sector customers nationwide, including three-fourths of Fortune 100 companies.
10001+ employees
H1B Sponsorship
Constellation has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2022 (2)
2021 (1)
2020 (1)
Funding
Current Stage
Public CompanyTotal Funding
$1.9BKey Investors
US Department of Energy
2025-11-18Post Ipo Debt· $1B
2024-03-18Post Ipo Debt· $900M
2011-04-28Acquired
Leadership Team
Dara Lutz
Vice President Human Resources, Commercial & Corporate
Lavanya Balakrishnan
Vice President, Credit at Constellation Energy
Recent News
The Orlando Sentinel
2026-01-11
2026-01-11
The Motley Fool
2026-01-11
Company data provided by crunchbase