Senior Software Developer

Overview

ISO New England is the independent system operator responsible for ensuring the safe and reliable flow of electricity in our region and planning for the future of the electric grid. We are at the forefront of New England’s ongoing transition to clean energy.

We're looking for a talented IT professional to help develop, maintain, and support key Market and Enterprise applications at ISO New England. You'll work with a dynamic team on diverse technologies and high-impact projects in a fast-paced environment.

• Hybrid work environment (2-3 days/week onsite)
• Distance-based relocation assistance available
• Paid on-call rotation
• Competitive compensation with a base salary + performance bonus
• Robust benefits package, including:
• Enhanced 401(k) and financial planning support
• Tuition reimbursement and professional development
• Wellness programs, including an onsite gym
• Free coffee at our onsite café
• Flexible work hours
• Employee Business Networks

• A stable, mission-driven workplace where your impact truly matters

• Design, develop, and support highly available, scalable internal and external web applications and vendor integrations
• Lead development efforts using Java, Spring Boot, Python, Groovy, and Terraform in Linux-based environments
• Own complex troubleshooting efforts, performing deep root cause analysis and driving long-term architectural solutions
• Play a key role across the entire software development lifecycle, including system design, architecture decisions, deployment strategies, and operational support
• Collaborate closely with business stakeholders, architects, and cross-functional technical teams to translate requirements into robust technical solutions
• Provide technical leadership and mentorship to mid-level and junior engineers through code reviews, design guidance, and best practices
• Drive adherence to ISO-NE business processes, IT governance, security standards, and change management protocols
• Identify opportunities for modernization, automation, performance optimization, and cloud-native improvements

• Bachelor’s degree in Computer Science, Engineering, or a related field (Master’s preferred but not required)
• 7+ years of professional software development experience, including ownership of complex systems
• Deep expertise in Java/Spring Boot and strong proficiency in Python and/or Groovy
• Strong experience designing and working with relational databases (Oracle, Postgre
  
  SQL), including performance tuning
• Proven experience building and supporting applications in Linux production environments
• Hands-on experience with AWS, Kubernetes, and cloud-native architectures
• Strong command of CI/CD pipelines, Git, and infrastructure automation tools such as Terraform
• Advanced troubleshooting skills across application, infrastructure, and integration layers
• Excellent communication skills with the ability to explain complex technical concepts to both technical and non-technical audiences
• Demonstrated ability to lead initiatives, influence technical direction, and balance business and technical priorities

This employer will not sponsor applicants for work visas for this position (ex: H-1B, F-1/CPT/OPT, O-1, E-3, TN, J, etc.).

The expected salary range for this position is $134,000 - $190,000 per year. This role is also eligible for an annual performance bonus, comprehensive health insurance (medical, dental and vision), flexible spending and health savings accounts, a 401(k) plan with generous employer contributions and a student debt benefit, life and AD&D insurance, disability insurance, critical illness and hospital indemnity benefits, paid time off, paid leave, a wellness program, an employee assistance program and other great company perks.

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This is a U.S. based role. If the successful candidate resides outside of the U.S., relocation will be required.

Equal Opportunity
:
We are proud to be an EEO employer. Applicants for employment are considered without regard to race, color, religion, creed, sex (including pregnancy, childbirth, and related medical conditions), gender identity or expression, sexual orientation, citizenship, national origin, age, ancestry, marital status, disability (including learning, mental, intellectual, and physical), service in the uniformed services, genetic information, or any other status protected by applicable law.

Drug Free Environment
:
We maintain a drug-free workplace and perform pre-employment substance abuse testing.