RE Partners Logo

RE Partners

Principal Full-Stack Engineer (Java,React,LLMs)

Posted 5 Days Ago
Be an Early Applicant
Remote
Hiring Remotely in United Kingdom
Senior level
Remote
Hiring Remotely in United Kingdom
Senior level
The Principal Full-Stack Engineer will lead backend development with Java, guide React frontend architecture, mentor engineers, and integrate LLMs into applications.
The summary above was generated by AI
Hello from RE Partners!

Who We Are: We are a fast growing business and technology consultant company co-founded in 2019.  We offer a custom-tailored, white-glove engineering service fit for our clients, because a digital transformation is more than just technology.  With a successful track record of being a preferred vendor for Fortune 500 companies and as a trusted partner for some of the industry’s leading companies, our global talent has helped many clients achieve their goals. 

The 3 G’s of RE:

“Get Shit Done.”

“Get Over Shit.”

“Give a Shit.”


Principal Full-Stack Engineer (Java,React,LLMs)


We’re hiring a Principal Full-Stack Engineer to join one of the largest banking institutions in the U.S. - a highly complex, high-impact environment where engineering decisions truly matter.

This role is ideal for someone who combines deep backend expertise in Java with strong frontend capabilities in React, and hands-on experience working with LLMs (Claude preferred).


What you’ll be doing:

  • Lead the design and development of scalable backend services in Java (Spring Boot)
  • Build and optimize secure, high-performance APIs
  • Contribute to and guide React-based frontend architecture
  • Work hands-on with LLM/AI technologies (Claude or similar), integrating them into real-world applications
  • Drive best practices across code quality, architecture, and performance
  • Mentor engineers and support UI developers in delivering high-quality solutions
  • Partner with stakeholders to translate business needs into technical execution
  • Contribute to system design discussions, code reviews, and continuous improvement


What we’re looking for:

  • Strong experience in Java backend development and server-side architecture
  • Solid React experience on the frontend
  • Hands-on experience with LLMs / AI tools and practical implementation
  • Experience designing and building scalable, distributed systems
  • Strong understanding of APIs, databases, and performance optimization
  • Proven ability to lead technically and mentor others


Nice to have:

  • Experience with GraphDB, Scala, or complex data processing systems
  • Exposure to cloud platforms (AWS, Azure, or GCP)
  • Familiarity with CI/CD pipelines and DevOps practices


Join Our Global Team: We invite you to apply for the position at RE Partners. Join us in shaping the future of business technology consulting and transforming the way organizations thrive in a digital world. As a diverse, woman-owned global business, we pride ourselves on keeping talent happy – our 7% attrition rate speaks volumes. Bring your talented friends along and earn a referral bonus


Equal Opportunity Employer: We are an equal opportunity employer and welcome applications from all qualified individuals regardless of race, color, religion, gender, sexual orientation, gender identity or expression, national origin, age, disability, or veteran status.

Similar Jobs

2 Hours Ago
Remote or Hybrid
Senior level
Senior level
Artificial Intelligence • Cloud • Information Technology • Sales • Security • Software • Cybersecurity
Responsible for managing accounting for International subsidiaries, the monthly close process, and ensuring compliance with US GAAP and Sarbanes-Oxley. Collaborates cross-functionally, supports audit processes, and drives operational improvements.
Top Skills: AdpConcurCoupaNetSuiteSarbanes-OxleyUs Gaap
2 Hours Ago
Remote or Hybrid
United Kingdom
Senior level
Senior level
HR Tech • Information Technology • Professional Services • Sales • Software
The Senior Account Executive manages the sales cycle for new clients, focusing on building relationships and closing deals within the mid-market segment (500-1000 employees) to drive HiBob's growth.
Top Skills: Salesforce
5 Hours Ago
Remote or Hybrid
Expert/Leader
Expert/Leader
Artificial Intelligence • Cloud • HR Tech • Information Technology • Productivity • Software • Automation
The Customer Advocate will drive executive-level customer engagements, ensuring strategic partnerships and optimizing follow-up processes to enhance relationships and deliver impactful communication.

What you need to know about the Bristol Tech Scene

Along with Gloucester, Swindon and Bath, Bristol is part of the "Silicon Gorge" tech hub, a region in the U.K. renowned for its high-tech and research-driven industries, with a particular emphasis on sustainability and reducing environmental impact. As the European Green Capital, Bristol is home to 25,000 cleantech companies, including Baker Hughes and unicorn Ovo Energy. The city has committed to achieving net-zero emissions within the next decade.

Sign up now Access later

Create Free Account

Please log in or sign up to report this job.

Create Free Account