Sr Java Software Engineer

Posted 11 Days Ago
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Bucharest, București, ROU
In-Office
Senior level
Energy • Manufacturing • Solar • Renewable Energy
GE Vernova is accelerating the path to more reliable, affordable, and sustainable energy.
The Role
Build and maintain Java software for large-scale electricity market platforms supporting trading, settlement, balancing, and capacity auctions. Own the full software lifecycle from architecture through deployment and support. Optimize distributed systems, transactions, caching, messaging, REST APIs, databases, concurrency, and JVM performance. Collaborate with domain experts to implement market rules and regulatory requirements while contributing to code quality, CI/CD, security, and technical standards.
Summary Generated by Built In
Job Description SummaryThe Opportunity
The electricity grid is changing fast — and the software that runs it needs to keep pace. At GE Vernova's Electrification Software Global Delivery Center in Bucharest, you'll work on the systems that keep energy markets running: trading, settlement, balancing, capacity auctions, and more.
These aren't proof-of-concept projects. They're large-scale, distributed platforms used across multiple countries to manage real energy flows in real time.
If you're someone who finds deep technical problems genuinely interesting — and who wants to see your work matter at a systems level — this role was designed with you in mind.

Job Description

What You'll Do

You'll join an R&D team in  the Market Management System (MMS) department, building a modern, modular platform for electricity market operations. You'll own your work end-to-end — from architecture decisions to deployment — and contribute to a team that values craft, collaboration, and continuous improvement.

  • Design, build, and maintain high-quality Java code  on a product used in live electricity markets across multiple regions.

  • Take end-to-end ownership of the software lifecycle: solution design, architecture, coding, testing, deployment, and ongoing support.

  • Optimize distributed systems for performance — working across transactions, caching, message queues, REST endpoints, and JVM profiling.

  • Collaborate directly with business and domain experts to translate complex market rules and regulatory requirements into reliable, scalable software.

  • Contribute to team standards in code quality, CI/CD, and software design — and actively share what you know.

  • Troubleshoot and resolve issues across the full stack, including database query performance, concurrency, and integration points.


Who You Are

You're a seasoned Java engineer who thrives when the problems are hard and the stakes are high. You bring solid hands-on experience with enterprise systems, a sharp eye for performance, and the communication skills to explain complex solutions to both technical and non-technical audiences. You're comfortable owning your work and just as comfortable learning from the people around you.


Required

  • Solid hands-on experience with Java 17+ and the Spring Boot ecosystem — including dependency injection, transactions, multithreading, concurrency, and aspect-oriented programming

  • Strong proficiency in Hibernate / JPA: transactional behavior, query optimization, persistence best practices, and L1/L2 caching

  • REST API development: design, error handling, and integration with front-end or third-party services

  • Web security fundamentals, including OWASP principles and secure authentication/authorization flows

  • Database proficiency across relational databases (Oracle, PostgreSQL, MS SQL), including query tuning and transactional integrity

  • JVM and database query profiling and performance optimization

  • Strong written and spoken English communication skills — you're able to explain complex technical solutions clearly.


Preferred

  • Experience with  distributed applications, messaging (JMS/MQ), workflow engines (Flowable/BPMN) 

  • DevOps/CI-CD tooling: Jenkins, Docker, Kubernetes, Argo CD, Helm

  • Front-end exposure: Angular, TypeScript

  • Scripting: Bash, Batch, Groovy.


Education

A formal education and subsequent Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field is nice to have, but we are most interested in your total experience and professional achievements.


What We Offer

GE Vernova employees rise to the challenge of building a world that works. To support that, we offer benefits designed to reward strong performance and help you manage your personal and family needs.

  • Hybrid working model with flexible hours

  • Private Medical Insurance (extendable to family members)

  • Annual performance-based salary review and annual bonus

  • Increasing vacation entitlement based on your work experience

  • Structured onboarding with a dedicated one-month ramp-up period

  • Full access to GE Vernova's learning platform, including Udemy and KodeKloud subscriptions

  • Wellbeing programme including health-focused events, free wellness apps, and a confidential employee assistance programme

  • Bookster subscription, corporate fitness discounts, meal vouchers, gift vouchers (Christmas and Easter), additional days off, and family benefits including children's events and gifts

We invest in your development with training programmes throughout the year and ongoing opportunities to grow your career through hands-on learning and structured support.


Our Community

The GE Vernova Bucharest team is an active, connected community. Team members participate in personal development workshops, book clubs, sports competitions, volunteering, greening and afforestation initiatives, and events for employees' children. We're committed to an inclusive environment where every person feels accepted, respected, and able to contribute their best.

Additional Information

Relocation Assistance Provided: No

Skills Required

  • Hands-on experience with Java 17 or newer and the Spring Boot ecosystem, including dependency injection, transactions, multithreading, concurrency, and aspect-oriented programming
  • Strong proficiency with Hibernate and JPA, including transactional behavior, query optimization, persistence practices, and first-level and second-level caching
  • Experience developing REST APIs, including design, error handling, and integration with front-end or third-party services
  • Knowledge of web security fundamentals, OWASP principles, and secure authentication and authorization flows
  • Database proficiency with Oracle, PostgreSQL, or Microsoft SQL Server, including query tuning and transactional integrity
  • Experience with JVM profiling, database query profiling, and performance optimization
  • Strong written and spoken English communication skills
  • Experience with distributed applications and messaging technologies such as JMS or MQ
  • Experience with workflow engines such as Flowable or BPMN
  • Experience with Jenkins, Docker, Kubernetes, Argo CD, Helm, or other DevOps and CI/CD tooling
  • Front-end experience with Angular or TypeScript
  • Scripting experience with Bash, Batch, or Groovy
  • Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field

GE Vernova Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about GE Vernova and has not been reviewed or approved by GE Vernova.

  • Retirement Support — The 401(k) plan includes company matching contributions and additional company retirement contributions, with access to Fidelity resources and financial planning consultants. Feedback suggests this structure supports long-term savings beyond a basic match.
  • Parental & Family Support — Paid parental leave is available with flexible, continuous or non-continuous usage, and is complemented by adoption resources and Work/Life Connections guidance. Maternity leave is described as extended relative to typical workplace norms.
  • Leave & Time Off Breadth — Time-off programs include 12 paid holidays, permissive time off for many salaried roles, and dedicated personal, illness, and caregiving time for U.S. new hires. Some hourly roles start with a defined PTO bank, while other roles may offer unlimited time off.

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The Company
HQ: Cambridge, MA
75,000 Employees
Year Founded: 2024

What We Do

GE Vernova is a planned purpose-built company on a mission to electrify the planet while simultaneously working to decarbonize it. If we want our energy future to be different…we must be different. Our mission is embedded in our name. We retain our treasured legacy, “GE,” in our name as an enduring and hard-earned badge of quality and ingenuity. “Ver” / “verde” signal Earth’s verdant and lush ecosystems. “Nova,” from the Latin “novus,” nods to a new, innovative era of lower carbon energy that GE Vernova will help deliver. GE Vernova brings together GE’s portfolio of energy businesses including Power, Wind, Electrification and Digital businesses. With focus, GE Vernova is accelerating the path to more reliable, affordable, and sustainable energy, while helping our customers power economies and deliver the electricity that is vital to health, safety, security, and improved quality of life. Together, we have The Energy to Change the World.

Why Work With Us

Join our team, to evolve and grow, surrounded by some of the brightest minds in the industry who help you get better every day. You’ll get the chance to rewrite the rules, work on cutting-edge technology, and be part of a global team for positive change.

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