Senior Software Engineer, R&D (Frontend) in London
Senior Software Engineer, R&D (Frontend)

Senior Software Engineer, R&D (Frontend) in London

London Full-Time 28800 - 48000 £ / year (est.) No home office possible
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At a Glance

  • Tasks: Design and build user-friendly frontend features for a global SaaS application.
  • Company: Join Clario, a leader in clinical trial technology with a people-first culture.
  • Benefits: Enjoy competitive pay, flexible remote work, and engaging employee programmes.
  • Why this job: Make a real impact on healthcare by developing innovative solutions for clinical trials.
  • Qualifications: 3+ years in software development with strong JavaScript and React skills.
  • Other info: Collaborative Agile environment with opportunities for career growth and learning.

The predicted salary is between 28800 - 48000 £ per year.

We’re looking for a collaborative and product-driven Senior Software Engineer to join Clario’s R&D team. In this role, you’ll help design, build, and support our TAP (Trial Application Platform)—a global SaaS web application used by clinical research teams worldwide.

You’ll work closely with cross-functional Agile teams to deliver scalable, highly configurable, and user-centric solutions that support complex clinical trials in a regulated environment.

What we offer

  • Competitive compensation
  • Attractive benefits (security, flexibility, support, and well-being)
  • Engaging employee programs
  • Remote working & home office allowance

What you’ll be doing

  • Develop and maintain frontend features using JavaScript and React (or similar frameworks).
  • Build modular, configurable UI components for enterprise-level web applications.
  • Implement advanced UI functionality such as customizable forms, data visualizations, and real-time interactions.
  • Collaborate with Product, UX, QA, and Engineering teams in an Agile/Scrum environment.
  • Contribute to CI/CD pipelines, unit testing, and code quality initiatives.

What we look for

  • Bachelor’s degree or equivalent professional experience.
  • 3+ years of experience working on enterprise-level software projects.
  • Strong knowledge of JavaScript, OOP, React, and state management.
  • Experience with modular platforms, complex UI behavior, and testing (Jest/Vitest).
  • Experience with CI/CD practices.
  • Familiarity with AI-assisted coding tools.
  • Excellent communication skills in English.
  • Experience with SVG/Canvas, audio/video, Ruby, AWS, or advanced browser APIs is a plus.

At Clario, we put people first, always. We are united and driven by patients, committed to making a difference, and we are always looking for the best talent to help us transform lives. We value the contribution each of our people brings. It’s only through our people that we can continue to innovate technology that will shape the future of clinical trials.

Senior Software Engineer, R&D (Frontend) in London employer: Clario Holdings Inc.

Clario is an exceptional employer that prioritises employee well-being and professional growth, offering competitive compensation and attractive benefits tailored to support a flexible work-life balance. With a strong focus on collaboration within cross-functional Agile teams, employees are empowered to innovate and contribute to meaningful projects that impact clinical trials globally. The remote working options and home office allowance further enhance the work culture, making Clario a rewarding place for talented individuals seeking to make a difference in the life sciences sector.
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Contact Detail:

Clario Holdings Inc. Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Senior Software Engineer, R&D (Frontend) in London

✨Tip Number 1

Network like a pro! Reach out to your connections in the industry, attend meetups, and engage with online communities. You never know who might have the inside scoop on job openings or can put in a good word for you.

✨Tip Number 2

Show off your skills! Create a portfolio showcasing your best projects, especially those using JavaScript and React. This will give potential employers a taste of what you can do and set you apart from the crowd.

✨Tip Number 3

Prepare for interviews by practising common technical questions and coding challenges. Use platforms like LeetCode or HackerRank to sharpen your skills. Remember, confidence is key!

✨Tip Number 4

Apply through our website! It’s the best way to ensure your application gets noticed. Plus, it shows you’re genuinely interested in joining our team at Clario. Let’s make a difference together!

We think you need these skills to ace Senior Software Engineer, R&D (Frontend) in London

JavaScript
React
OOP (Object-Oriented Programming)
State Management
Modular UI Development
Data Visualisation
Real-Time Interactions
Agile/Scrum Methodologies
CI/CD Practices
Unit Testing (Jest/Vitest)
Communication Skills
Familiarity with AI-Assisted Coding Tools
SVG/Canvas
Audio/Video Technologies
AWS

Some tips for your application 🫡

Tailor Your CV: Make sure your CV highlights your experience with JavaScript, React, and any other relevant technologies. We want to see how your skills align with what we’re looking for, so don’t be shy about showcasing your best projects!

Craft a Compelling Cover Letter: Your cover letter is your chance to tell us why you’re the perfect fit for the Senior Software Engineer role. Share your passion for building user-centric solutions and how you’ve collaborated in Agile teams before. Keep it engaging!

Showcase Your Projects: If you’ve worked on any enterprise-level software projects, make sure to include them in your application. We love seeing real examples of your work, especially if they demonstrate your ability to create scalable and configurable UI components.

Apply Through Our Website: We encourage you to apply directly through our website. It’s the easiest way for us to receive your application and ensures you’re considered for the role. Plus, it shows you’re keen on joining our team!

How to prepare for a job interview at Clario Holdings Inc.

✨Know Your Tech Stack

Make sure you’re well-versed in JavaScript, React, and any other frameworks mentioned in the job description. Brush up on your knowledge of OOP and state management, as these are crucial for the role. Be ready to discuss your past projects and how you’ve implemented these technologies.

✨Showcase Your Collaboration Skills

Since the role involves working closely with cross-functional Agile teams, be prepared to share examples of how you’ve successfully collaborated with Product, UX, QA, and Engineering teams in the past. Highlight your communication skills and how they’ve helped you in team settings.

✨Demonstrate Problem-Solving Abilities

Expect technical questions that assess your problem-solving skills. Think about challenges you’ve faced in previous projects, especially related to building modular UI components or implementing advanced UI functionality. Be ready to walk through your thought process and solutions.

✨Familiarise Yourself with CI/CD Practices

Since the job mentions contributing to CI/CD pipelines, make sure you understand the basics of continuous integration and deployment. Be prepared to discuss your experience with testing frameworks like Jest or Vitest, and how you ensure code quality in your projects.

Senior Software Engineer, R&D (Frontend) in London
Clario Holdings Inc.
Location: London
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  • Senior Software Engineer, R&D (Frontend) in London

    London
    Full-Time
    28800 - 48000 £ / year (est.)
  • C

    Clario Holdings Inc.

    100-200
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