Find a job 
Featured Companies 
Featured Universities 
For Companies At a Glance
- Tasks: Design and build high-quality backend features using Node.js and TypeScript.
- Company: Fast-growing tech business with a product-led approach.
- Benefits: Up to £80,000 salary, remote work, 25 days holiday, and private medical cover.
- Other info: Swift interview process with excellent career growth opportunities.
- Why this job: Own features end-to-end and make a real impact on scalable products.
- Qualifications: Expertise in Node.js, TypeScript, and backend development.
The predicted salary is between 80000 - 80000 £ per year.
Are you a Senior Backend Developer who wants to own features end-to-end and build products used at scale? We're working with a fast-growing, product-led tech business looking for a Node.js / TypeScript expert to join a high-performing squad. You'll play a key role in shaping, building, and scaling core product features, from concept through to release and beyond.
This is a hands-on engineering role where you'll combine strong backend development with architecture input, best practice, and real ownership.
What you'll be doing:
- Design, build and ship high-quality backend features end-to-end
- Take ownership of services from concept to production to optimisation
- Develop scalable APIs using Node.js / TypeScript
- Work closely with Product, Design and Tech Leads on roadmap and delivery
- Improve deployment, testing and engineering standards across the team
- Mentor others and champion best practices and clean code
Tech stack:
- Node.js, TypeScript, JavaScript
- AWS (ECS, CDK, SNS, SQS, DynamoDB)
- REST APIs, HTTP, JSON services
- SQL (Postgres / T-SQL / Presto)
- Automated testing (Jest)
- CI/CD (GitHub Actions / similar)
What you get:
- Salary up to £80,000 plus bonus
- Fully Remote working
- 25 days holiday plus bank holidays
- 10% pension
- Private medical cover
- And more!
Our client has a very swift 2 stage interview process and they're looking to move very quickly!
Senior Backend Developer in Watford employer: IO Associates
Contact Detail:
IO Associates Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Senior Backend Developer in Watford
✨Tip Number 1
Get to know the company inside out! Research their products, culture, and values. This will help you tailor your conversations and show that you're genuinely interested in being part of their team.
✨Tip Number 2
Practice your technical skills! Since this role is all about Node.js and TypeScript, brush up on your coding and be ready to showcase your expertise during technical interviews. We recommend doing some mock interviews with friends or using online platforms.
✨Tip Number 3
Network like a pro! Connect with current employees on LinkedIn or join relevant tech communities. This can give you insider tips and might even lead to a referral, which can boost your chances of landing the job.
✨Tip Number 4
Don’t forget to apply through our website! It’s the quickest way to get your application noticed. Plus, we’re always looking for passionate developers who want to make an impact, so don’t hesitate to put yourself out there!
We think you need these skills to ace Senior Backend Developer in Watford
Some tips for your application 🫡
Understand the Role: Before you dive into your application, make sure you fully grasp what being a Senior Backend Developer entails. Check out the responsibilities and tasks listed in the job description to tailor your application accordingly.
Showcase Your Skills: Highlight your experience with Node.js, TypeScript, and AWS in your application. We want to see how you've used these technologies in past projects, so don’t hold back on the details!
Be Yourself: Let your personality shine through in your written application. We’re looking for someone who fits well with our team culture, so don’t be afraid to show us who you are beyond your technical skills.
Apply Through Our Website: Make sure to submit your application through our website. It’s the quickest way for us to get your details and kick off the process. Plus, it shows you’re serious about joining our team!
How to prepare for a job interview at IO Associates
✨Know Your Tech Stack
Make sure you’re well-versed in Node.js, TypeScript, and AWS. Brush up on your knowledge of REST APIs and SQL databases like Postgres. Being able to discuss your experience with these technologies confidently will show that you're the right fit for the role.
✨Showcase Your Problem-Solving Skills
Prepare to discuss specific challenges you've faced in previous projects and how you overcame them. This is a hands-on role, so demonstrating your ability to design, build, and optimise backend features will be crucial.
✨Understand the Company’s Product Vision
Research the company and its products thoroughly. Be ready to talk about how you can contribute to their roadmap and delivery. Showing that you align with their goals will set you apart from other candidates.
✨Be Ready to Mentor
Since this role involves mentoring others, think about examples where you've shared your knowledge or championed best practices in your previous roles. Highlighting your leadership skills will demonstrate that you can take ownership and help elevate the team.