Senior Java Developer

Senior Java Developer ISO New England Inc.

• 3.3 Holyoke, MA Job Details Full-time $133,000
• $152,000 a year 3 hours ago Benefits Wellness program Health savings account AD&D insurance Disability insurance Health insurance On-site gym Dental insurance 401(k) Tuition reimbursement Paid time off Employee assistance program Vision insurance Flexible schedule Qualifications Containerization systems Spring Boot Performance tuning Software engineering Computer Science Requirements specification Continuous Delivery (CD) implementation Requirements design 5 years Infrastructure as Code (IaC) Enterprise software Public Cloud Enterprise software support Working in the energy & utilities sector Enterprise software systems development Stored procedures SQL Event-driven architecture Production systems AWS Analysis skills Bachelor's degree in engineering Continuous improvement Query execution time improvement Mentoring Software documentation Software testing Application Maintenance Kafka Analysis (software development lifecycle) Full Job Description 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. Join ISO New England's mission-critical software development team where your code helps maintain New England's electric grid reliability. As a Java Developer, you will both write great code and bridge the gap between business requirements and technical solutions while maintaining the systems that keep the lights on for millions of people across six states.

What we offer you:

A stable, mission-driven workplace where your impact truly matters A highly engaged work environment that values inclusion, collaboration, and employee safety and wellbeing 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 Flexible work hours Employee Business Networks Free coffee at our onsite café Hybrid work environment (3 days/week onsite) Distance-based relocation assistance available How you will make an Impact Requirements Discovery & Analysis

• Partner with stakeholders to uncover, analyze, and translate business needs into clear technical specifications and actionable development plans Full-Stack Java Development
• Design, develop, and maintain enterprise-grade Java applications using Spring Boot, Java Lambda's, and modern development practices Production Support & Ownership
• Own the code from development to production operations, joining a support rotation staffed by your teammates Code Quality & Mentorship
• Write clean, maintainable code while conducting thorough code reviews and mentoring junior developers on best practices Collaborative Problem Solving
• Work closely with cross-functional teams including business analysts, system operators, and infrastructure teams to deliver solutions that meet operational needs Continuous Improvement
• Identify opportunities to enhance system performance, reliability, and user experience while staying current with emerging technologies What we are looking for Bachelor's degree in computer science, Engineering, or related technical field with 5+ years of professional Java development experience.

More junior candidates with evidence of excellence available in a public git repository are also encouraged to apply. Strong Requirements Analysis Skills

• Proven ability to work directly with business stakeholders to gather, analyze, and document complex requirements Java Expertise
• Deep knowledge of Java 17+, Spring, and common patterns like inversion of control and locality of behavior. Database Proficiency
• Experience with SQL databases (Oracle, PostgreSQL) including complex queries, stored procedures, and performance tuning Resilience Under Pressure
• Demonstrated ability to remain calm and effective during high-pressure situations, system outages, and tight deadlines Attention to Detail
• Meticulous approach to code quality, testing, and documentation with a track record of delivering reliable, bug-free software Excellent Communication & Humor
• Strong interpersonal skills with the ability to explain technical concepts to non-technical stakeholders while maintaining a positive, collaborative attitude Desired not required Experience with cloud platforms (AWS preferred) and containerization technologies (Docker, Kubernetes) Knowledge of energy/utility industry systems and operations Experience with message queuing systems (JMS, Apache Kafka) and event-driven architecture Familiarity with DevOps practices, CI/CD pipelines, and infrastructure as code Previous experience in regulated industries or mission-critical environments 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 $133,000

• $152,000 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. #

LI-HYBRID

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.