Develop and maintain responsive, accessible, high-performance web applications using React and TypeScript. Build reusable components, integrate REST and GraphQL APIs, implement automated testing, optimize performance, and maintain code quality through reviews and static analysis. Use Azure DevOps for source control, work tracking, and automated deployments. Collaborate with product managers and backend engineers in an Agile sprint environment to deliver production-ready features from designs and requirements.
🚢 Discover OneOcean:
OneOcean is a unified brand born from the integration of OneOcean and Ocean Technologies Group.
Owned by Lloyd’s Register, an organisation with more than 260 years of trust, integrity and leadership at sea, OneOcean combines the agility and ambition of a fast-moving innovator with the strength and stability of one of the world’s most trusted maritime institutions.
At the heart of OneOcean is a portfolio unlike any other in maritime. A comprehensive, integrated portfolio built on years of expertise, trusted by thousands of maritime professionals around the world.
🎯 Our Mission: Our mission is clear. In the race to zero emissions, our research, advisory and technical expertise and industry-firsts are supporting a safe, sustainable maritime energy transition. Today we are a leading provider of classification and compliance services to the marine and offshore industries, helping our clients design, construct and operate their assets to accepted levels of safety and environmental compliance.
🔍 Why Join OneOcean Crew?
Legacy & Innovation: We were created more than 260 years ago as the world’s first marine classification society to improve and set standards for the safety of ships.
Global Impact: Our digital solutions are relied upon by more than 30,000 vessels, following the acquisition of OneOcean in 2022 and Ocean Technologies Group in 2024.
Product Offering: Covering five proven product areas - learning, fleet operations, compliance, voyage planning and performance management - supporting its customers from ship to shore, from training and people operations, to voyage compliance and optimisation.
OneOcean is a unified brand born from the integration of OneOcean and Ocean Technologies Group.
Owned by Lloyd’s Register, an organisation with more than 260 years of trust, integrity and leadership at sea, OneOcean combines the agility and ambition of a fast-moving innovator with the strength and stability of one of the world’s most trusted maritime institutions.
At the heart of OneOcean is a portfolio unlike any other in maritime. A comprehensive, integrated portfolio built on years of expertise, trusted by thousands of maritime professionals around the world.
🎯 Our Mission: Our mission is clear. In the race to zero emissions, our research, advisory and technical expertise and industry-firsts are supporting a safe, sustainable maritime energy transition. Today we are a leading provider of classification and compliance services to the marine and offshore industries, helping our clients design, construct and operate their assets to accepted levels of safety and environmental compliance.
🔍 Why Join OneOcean Crew?
Legacy & Innovation: We were created more than 260 years ago as the world’s first marine classification society to improve and set standards for the safety of ships.
Global Impact: Our digital solutions are relied upon by more than 30,000 vessels, following the acquisition of OneOcean in 2022 and Ocean Technologies Group in 2024.
Product Offering: Covering five proven product areas - learning, fleet operations, compliance, voyage planning and performance management - supporting its customers from ship to shore, from training and people operations, to voyage compliance and optimisation.
🧭 Navigating the position: React Front-End Developer
We have a proven concept and a solid foundation, now, we need a Mid-level React Front-End Developer to join our engineering team and help design, build responsive, high-performance web applications that deliver high quality user experiences.
You will work closely with product managers, and backend engineers, to translate complex requirements into clean, maintainable, and scalable front-end solutions. This is an excellent opportunity for a developer who enjoys working on features end-to-end and staying current with the evolving React ecosystem.
We have a proven concept and a solid foundation, now, we need a Mid-level React Front-End Developer to join our engineering team and help design, build responsive, high-performance web applications that deliver high quality user experiences.
You will work closely with product managers, and backend engineers, to translate complex requirements into clean, maintainable, and scalable front-end solutions. This is an excellent opportunity for a developer who enjoys working on features end-to-end and staying current with the evolving React ecosystem.
Key Responsibilities
In this role, you will be a core contributor to our web platform. You will:
- Build & Iterate: Develop new user-facing features using React and TypeScript via reusable components.
- Elevate the Frontend: Use your expert knowledge of React and styling frameworks to build beautiful, responsive, and accessible interfaces.
- Automate Everything: Utilise Azure DevOps to manage your code (Repos), track your work (Boards), and ensure features are successfully deployed via automated Pipelines.
- Collaborate: Work within a loose Agile/Sprint framework, contributing to storyboarding, and regular sprint planning meetings.
- Code Quality: Ensuring high code quality through unit/UI testing, code reviews, and static analysis tools.
- Integration: Integrate front-end applications with RESTful APIs, and GraphQL endpoints.
- Performance: Resolve performance bottlenecks (Lighthouse scores, etc).
Skills, Knowledge and Expertise
You are a mid-level developer who is "hands-on" by nature, you don't want to sit in architectural meetings all day; you want to build great products.
- React Expert: You have a track record of shipping production-grade apps and understand the nuances of components, and performance tuning.
- Design-Led: You have a keen eye for UX/UI. You understand storyboards and can realise Figma designs into production-ready components.
- Tooling Savvy: You are comfortable with Azure DevOps, including managing pipelines, boards, and releases.
- Agile Mindset: You’re comfortable with the iterative nature of a growing product and can thrive in a sprint-based environment.
Must-Have Technical Stack
- Experience: Multiple years of commercial experience building and shipping production web applications.
- Core: React (v18+), TypeScript (v5+), and JavaScript (ES6+).
- Bundling: Familiarity with modern build tools & bundlers (Vite strongly preferred, Webpack experience a plus).
- Style: Responsive design, and CSS-in-JS or modern styling approaches (Bootstrap, Sass).
- Back-end: Experience consuming and integrating REST APIs.
- Testing: Jest, Testing Frameworks (ViTest, etc).
- DevOps: Azure DevOps (Pipelines & Boards).
- Performance: Familiarity with performance profiling tools.
Valued Technical Stack
- Complexity: Previous work on high-traffic / consumer-facing apps or apps with complex business logic.
- Accessibility: Exposure to web accessibility standards and testing tools
- Runtime: Basic understanding of Node.js.
About
OneOcean is transforming the future of maritime intelligence. Born from the integration of LR OneOcean and Ocean Technologies Group, we unite decades of maritime expertise with cutting-edge digital innovation under one powerful brand. Our comprehensive portfolio spansLearning, Fleet Operations, Compliance, Voyage Planning, and Performance Management— trusted by thousands of maritime professionals worldwide. By connecting ship and shore, people and data, we help organisations operate more safely, efficiently, and sustainably through real-time intelligence and predictive insights. We are part of Lloyd’s Register (LR) a global leader in marine and offshore engineering, technology, and digital solutions. With over260 years of trust, integrity, and leadership at sea, LR supports more than30,000 vessels worldwide. Together, OneOcean and LR combine the agility of innovation with the strength of a world-renowned institution, driving digital transformation and shaping a more connected, sustainable maritime industry.
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