React Js jobs in United Kingdom

About Signal Ocean: Signal Ocean is the technology arm of the Signal Group. Our primary product, The Signal Ocean Platform, enables shipping professionals to securely handle, integrate, and assess intricate collections of private and public shipping data. Driven by advanced machine learning and artificial intelligence, our technology suite provides tailored, exclusive insights that supports our clients in improving performance and efficiency.

Insights are delivered over web and mobile applications, as well as through a rich set of APIs and SDKs. Our backend architecture is abstracted to modularly offer deep analytics capabilities our solutions leverage or can be directly embedded in our client’s system topologies.

As the Signal Ocean Platform continues to grow, we’re expanding our engineering team. We’re looking for a Senior Front-End Engineer with experience in React, someone who is curious, proactive, and passionate about building high-quality digital solutions. Signal’s Software Engineers work closely with data science, design, product, and business analysis professionals to develop robust solutions for the highly entrepreneurial domain of shipping.

We also offer the opportunity to work on state‑of‑the‑art architectures and technology stacks, as well as a global, Artificial Intelligence‑powered technology product vision. We use Dual‑track Agile to organize our teams and would love to onboard people who can contribute across product discovery, delivery, optimization, QA, DevOps, and Continuous Integration.

We build cloud solutions using C#, .NET Core, Typescript, React, MSSQL Server, Azure, Python, MongoDB, Redis, Docker, Kubernetes, Service Fabric, Grafana and more.

Master’s or Bachelor’s degree in Computer Science, a related technical field, or equivalent practical experience.

5+ years of front‑end development experience building real‑world web applications of medium‑to‑large scale and complexity. Demonstrable React, JS/TS, HTML, and CSS experience. Active interest in reading‑up on the latest frameworks and libraries.

Knowledge and active interest in Design Patterns and SOLID architecture principles. Familiarity with cloud computing, experience with tuning and configuration. Strong attention to interaction design and detail; passion for building intuitive web interfaces that present data in compelling ways.

Ability to understand business needs quickly and create relevant UI prototypes and proofs‑of‑concept. Experience with Agile/SCRUM. Experience building and consuming RESTful APIs. Understanding of unit testing and experience writing tests. Ability to work effectively with remote teams. Positive, collaborative approach to work and a strong sense of ownership and accountability. Excellent command of written and spoken English (company’s working). Familiarity with C# and .NET Core is a plus.

Generous compensation with additional performance incentives.

Coverage under the company’s collective health insurance plan. Opportunity to work alongside experienced professionals with deep knowledge in software engineering, data science, shipping business who are always eager to mentor. Signal’s hybrid work policy currently includes six on‑site working days per month, during which our happy hour events take place.

Starting January 2026, we’ll transition to a hybrid setup with nine on‑site days per month. 2‑4 weeks of onboarding training to prepare you for your new role, having the opportunity to meet about 30 trainers while diving deep into our products and/or the shipping world. Career growth opportunities and a structured development discussion every 4 months.

Personal learning budget for training, seminars, conferences (750 to 2000 EUR annually depending on seniority). Regular team bonding events and activities. Fitness benefits to support your health and wellbeing. All applications will be considered under the terms and conditions of confidentiality in accordance with the regulations of personal data protection.

We are an Equal Opportunity Employer committed to and in the workplace. At Signal, we believe that of opinions, approaches and viewpoints is key to our innovation and success and we encourage that with our hiring, development and rewards practices. We prohibit discrimination and harassment of any kind based on , , , , , , , genetic information, , or any other protected characteristics by law and take actions to eliminate those from our workplace.

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