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- Tasks: Design and build scalable web applications using Next.js and React.
- Company: Innovative tech company with a focus on modern products and engineering excellence.
- Benefits: Competitive salary, hybrid working, and real ownership of projects.
- Other info: Dynamic environment with opportunities for mentorship and career growth.
- Why this job: Join a team where your technical input makes a real impact.
- Qualifications: Strong experience with React, Next.js, and CI/CD practices.
The predicted salary is between 100000 - 110000 £ per year.
We’re hiring a Principal Software Engineer to help shape and scale high-performance web applications using Next.js and React. This isn’t a maintenance role. This isn’t a ticket factory. You’ll have real ownership. Real technical input. Real impact.
What You’ll Be Doing
- Designing and building scalable applications with Next.js & React
- Writing clean, maintainable TypeScript
- Improving and maintaining CI/CD pipelines using GitHub Actions
- Driving performance optimisation and best practices
- Owning features end-to-end (build → test → deploy)
- Contributing to architectural decisions
- Mentoring engineers and raising the technical bar
What We’re Looking For
- Strong commercial experience with React & Next.js
- Deep knowledge of JavaScript / TypeScript
- Experience shipping production-scale applications
- CI/CD experience (GitHub Actions preferred)
- Strong Git workflow and code review habits
- Clear communicator who can collaborate cross-functionally
Nice to have:
- Core Web Vitals optimisation
- Cloud exposure (AWS / Azure / GCP)
- Experience in product-led or scaling environments
Why Join?
- Modern stack
- Hybrid working (Hammersmith base)
- Real ownership and autonomy
- Engineering-led culture
- £100k to £110k salary band
If you’re a senior engineer who wants to influence architecture, improve systems, and work in a team that values quality — let’s talk.
Principal Software Engineer employer: Accelero
Contact Detail:
Accelero Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Principal Software Engineer
✨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 refer you directly.
✨Tip Number 2
Show off your skills! Create a portfolio showcasing your projects, especially those using Next.js and React. This is your chance to demonstrate your expertise and passion for building modern applications.
✨Tip Number 3
Prepare for interviews by brushing up on your technical knowledge and soft skills. Practice coding challenges and be ready to discuss your past experiences in detail. Remember, they want to see how you think and solve problems!
✨Tip Number 4
Apply through our website! It’s the best way to ensure your application gets seen. Plus, it shows you’re genuinely interested in joining our team and contributing to our engineering-led culture.
We think you need these skills to ace Principal Software Engineer
Some tips for your application 🫡
Show Your Passion: When writing your application, let your enthusiasm for software engineering shine through. We want to see your excitement about building modern products and how you can contribute to our mission at StudySmarter.
Tailor Your CV: Make sure your CV highlights your experience with React, Next.js, and TypeScript. We’re looking for specific examples of your work that demonstrate your ability to design and build scalable applications, so don’t hold back!
Be Clear and Concise: In your cover letter, keep it straightforward. We appreciate clear communication, so outline your relevant experience and how it aligns with the role. Remember, we want to know how you can make a real impact at StudySmarter.
Apply Through Our Website: We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you’re considered for the Principal Software Engineer position. Let’s get started on this journey together!
How to prepare for a job interview at Accelero
✨Know Your Tech Stack Inside Out
Make sure you’re well-versed in Next.js, React, and TypeScript. Brush up on your knowledge of CI/CD pipelines, especially GitHub Actions, as you'll need to demonstrate your ability to build and maintain scalable applications.
✨Showcase Your Problem-Solving Skills
Prepare to discuss specific challenges you've faced in previous projects and how you overcame them. This role is all about real ownership, so be ready to share examples of how you've driven performance optimisation and contributed to architectural decisions.
✨Communicate Clearly and Collaboratively
As a Principal Software Engineer, you’ll need to work cross-functionally. Practice articulating your thoughts clearly and be prepared to discuss how you’ve mentored others and raised the technical bar in your past roles.
✨Ask Insightful Questions
Prepare thoughtful questions about the company’s engineering culture, their approach to product development, and how they measure success. This shows your genuine interest in the role and helps you assess if it’s the right fit for you.