At a Glance
- Tasks: Design and build full-stack solutions that make a real impact on user experience.
- Company: Join OnBuy, one of the UK's fastest-growing tech companies.
- Benefits: Enjoy remote work, competitive salary, and opportunities for personal growth.
- Other info: Collaborative environment with a focus on learning and career advancement.
- Why this job: Be part of a dynamic team creating meaningful change in an evolving marketplace.
- Qualifications: Experience in full-stack development and a passion for innovative solutions.
The predicted salary is between 60000 - 80000 £ per year.
Who are OnBuy? OnBuy are an online marketplace who are on a mission of being the best choice for every customer, everywhere. We have recently been named one of the UK's fastest-growing tech companies in the Sunday Times 100 Tech list. All achievements we are very proud of, but we don't let that go to our head. We are all laser focused on our mission and understand the huge joint effort ahead of us needed to succeed.
Working at OnBuy: We are a team of driven and motivated people who thrive when working at pace. To succeed at OnBuy you need to take charge and fully own your responsibilities, rolling your sleeves up when needed to 'get it done'. Working at OnBuy you are surrounded by so much opportunity, but you must possess the ability to stay focused and prioritise ruthlessly. Most importantly, you will thrive in an ever-changing environment as we are constantly evolving. At OnBuy, you're not just a number or another cog in a machine. We are creating something really special, and you have the opportunity to affect meaningful change and have your voice heard. We are a close team, who have the opportunity to learn and grow as OnBuy evolves.
This is a critical role responsible for building, scaling, and evolving OnBuy’s core commerce platform across both front-end and back-end systems. As a Senior Full Stack Engineer, you will own engineering delivery end-to-end; from customer-facing experiences to underlying services and data systems. You will operate within a cross-functional team and be accountable for shipping high-quality, scalable solutions that directly impact GMV, seller performance, and customer experience. This role moves beyond “front-end vs back-end” you are an Engineer responsible for outcomes, not layers.
- End-to-End Engineering Ownership
- Design, build, and maintain full-stack solutions across UI, APIs, and backend systems
- Translate product requirements, designs, and wireframes into scalable, production-ready systems
- Own features from concept → development → testing → release → monitoring
- Front-End Excellence
- Build responsive, high-performance user interfaces using modern JavaScript frameworks
- Translate UI/UX designs into clean, maintainable code
- Optimise applications for speed, scalability, and usability
Remote Senior Full Stack Engineer in Leicester employer: OnBuy
OnBuy is an exceptional employer that fosters a dynamic and collaborative work culture, where every team member is empowered to take ownership of their responsibilities and contribute to meaningful change. With a focus on employee growth and development, OnBuy offers ample opportunities to learn and evolve alongside one of the UK's fastest-growing tech companies, all while working remotely in a fast-paced environment that values innovation and adaptability.
StudySmarter Expert Advice🤫
We think this is how you could land Remote Senior Full Stack Engineer in Leicester
✨Tip Number 1
Network like a pro! Reach out to people in your industry on LinkedIn or at tech meetups. We all know that sometimes it’s not just what you know, but who you know that can help you land that dream job.
✨Tip Number 2
Show off your skills! Create a portfolio showcasing your projects and contributions. We want to see what you can do, so make sure to highlight your best work and any relevant experience that aligns with the role.
✨Tip Number 3
Prepare for the interview like it’s the final boss level! Research OnBuy, understand our mission, and be ready to discuss how you can contribute. We love candidates who are genuinely excited about what we do.
✨Tip Number 4
Apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, it shows us you’re serious about joining our team and being part of something special.
We think you need these skills to ace Remote Senior Full Stack Engineer in Leicester
Some tips for your application 🫡
Show Your Passion:When writing your application, let your enthusiasm for the role and our mission shine through. We want to see that you’re not just looking for a job, but that you genuinely care about making a difference at OnBuy.
Tailor Your CV:Make sure your CV is tailored specifically for the Senior Full Stack Engineer role. Highlight relevant experience and skills that align with our needs, especially in building scalable solutions and working in cross-functional teams.
Be Clear and Concise:Keep your application clear and to the point. We appreciate straightforward communication, so avoid fluff and focus on what makes you a great fit for the position. Remember, we’re looking for engineers who can get things done!
Apply Through Our Website:Don’t forget to apply through our website! It’s the best way for us to receive your application and ensures you’re considered for the role. Plus, it shows you’re serious about joining our team at OnBuy.
How to prepare for a job interview at OnBuy
✨Know Your Tech Stack
Make sure you’re well-versed in the technologies mentioned in the job description. Brush up on your knowledge of modern JavaScript frameworks and back-end systems. Be ready to discuss how you've used these technologies in past projects and how they can be applied to OnBuy’s core commerce platform.
✨Showcase Your Problem-Solving Skills
Prepare to discuss specific challenges you've faced in previous roles and how you tackled them. OnBuy values engineers who take ownership, so highlight instances where you rolled up your sleeves and delivered results. Use the STAR method (Situation, Task, Action, Result) to structure your answers.
✨Demonstrate Your Team Spirit
Since OnBuy operates within cross-functional teams, it’s crucial to show that you can collaborate effectively. Share examples of how you’ve worked with designers, product managers, or other engineers to deliver high-quality solutions. Emphasise your ability to adapt and thrive in a fast-paced environment.
✨Ask Insightful Questions
Prepare thoughtful questions about OnBuy’s mission, team dynamics, and future projects. This shows your genuine interest in the company and helps you assess if it’s the right fit for you. Consider asking about their approach to scaling the platform or how they prioritise features in an evolving landscape.
