Senior Software Engineer (Fullstack)
Senior Software Engineer (Fullstack)

Senior Software Engineer (Fullstack)

Full-Time 36000 - 60000 £ / year (est.) No home office possible
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At a Glance

  • Tasks: Own and ship core product features globally, enhancing developer experience.
  • Company: Join a high-performance tech company with a focus on innovation.
  • Benefits: Enjoy competitive salary, career growth, and a supportive work culture.
  • Why this job: Make a real impact by building trust-based commerce tools for 200,000+ merchants.
  • Qualifications: Strong product intuition and experience in software development.
  • Other info: Dynamic environment with excellent opportunities for career advancement.

The predicted salary is between 36000 - 60000 £ per year.

Location: London, UK

Why this role is remarkable:

  • Significant scale and impact, building trust-based commerce tools used by over 200,000 active merchants across the globe.
  • Exceptional career mobility with defined growth paths into Staff Engineer or Engineering Management roles as the team scales.
  • High-performance culture that prioritises deep work, short feedback loops, and sustainable excellence over long hours and bureaucracy.

What you will do:

  • Own and ship core product features end-to-end, from initial design through to delivery on a global scale.
  • Identify and remove friction in the internal developer experience by enhancing tooling, automation, and observability workflows.

The ideal candidate:

  • Strong product intuition and the ability to decompose complex, ambiguous requirements into clear, executable technical steps.
  • Pragmatic mindset focused on continuous improvement, utilising AI and automation to accelerate development velocity and team output.

Next steps:

  • Step 1. Visit our website.
  • Step 2. Click 'Talk to Jack'.
  • Step 3. Talk to Jack so he can understand your experience and ambitions.
  • Step 4. Jack will make sure Jill (the AI agent working for the company) considers you for this role.
  • Step 5. If Jill thinks you’re a great fit and her client wants to meet you, they will make the introduction.
  • Step 6. If not, Jack will find you excellent alternatives. All for free.

We never post fake jobs. This isn’t a trick. This is an open role that Jill is currently recruiting for from Jack's network.

Senior Software Engineer (Fullstack) employer: Jack & Jill

Join a forward-thinking company in London that champions innovation and career growth, offering exceptional opportunities for advancement into senior engineering roles. With a high-performance culture that values deep work and sustainable excellence, you'll be part of a team that builds impactful commerce tools used by over 200,000 merchants globally. Enjoy a collaborative environment focused on continuous improvement and cutting-edge technology, making this an ideal place for passionate software engineers to thrive.
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Contact Detail:

Jack & Jill Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Senior Software Engineer (Fullstack)

✨Tip Number 1

First things first, let’s get chatting! Head over to our website and click 'Talk to Jack'. This is your chance to showcase your skills and ambitions directly to an AI that knows the ins and outs of the job market.

✨Tip Number 2

Be ready to discuss your experience in detail. Jack will want to know what makes you tick as a Senior Software Engineer. Think about your past projects and how you’ve tackled challenges – this is your moment to shine!

✨Tip Number 3

Don’t be shy about asking questions! When you chat with Jack, it’s not just about him learning about you; it’s also your opportunity to find out more about the role and the company culture. Make sure you’re a good fit too!

✨Tip Number 4

Finally, keep an open mind. If Jill doesn’t think you’re the perfect match for this role, don’t worry! Jack has loads of other opportunities up his sleeve that might be just right for you. Let’s keep the momentum going!

We think you need these skills to ace Senior Software Engineer (Fullstack)

Fullstack Development
Product Intuition
Technical Design
Automation
Observability Workflows
Continuous Improvement
AI Utilisation
Development Velocity
Team Output Enhancement
Problem Decomposition
Pragmatic Mindset
Tooling Enhancement
Communication Skills
Collaboration

Some tips for your application 🫡

Show Your Passion: When you're writing your application, let your enthusiasm for the role shine through! We want to see why you're excited about being a Senior Software Engineer and how you can contribute to our mission of building trust-based commerce tools.

Tailor Your CV: Make sure your CV is tailored to the job description. Highlight your experience with fullstack development and any relevant projects that demonstrate your ability to own and ship core product features. We love seeing how your skills align with what we’re looking for!

Be Clear and Concise: Keep your application clear and to the point. We appreciate straightforward communication, so avoid jargon and focus on what makes you a great fit for the role. Remember, less is often more!

Apply Through Our Website: Don’t forget to apply through our website! It’s the best way for us to connect with you and ensure your application gets into the right hands. Plus, it’s super easy – just click 'Talk to Jack' and let’s get started!

How to prepare for a job interview at Jack & Jill

✨Know Your Tech Stack

Make sure you’re well-versed in the technologies mentioned in the job description. Brush up on your full-stack skills, especially around the tools and frameworks that are relevant to the role. Being able to discuss your experience with these technologies will show that you’re ready to hit the ground running.

✨Demonstrate Problem-Solving Skills

Prepare to discuss how you've tackled complex problems in the past. Think of specific examples where you decomposed ambiguous requirements into clear steps. This will highlight your strong product intuition and pragmatic mindset, which are key for this role.

✨Showcase Continuous Improvement

Be ready to talk about how you’ve used AI and automation to enhance development processes in your previous roles. Share any experiences where you improved team output or developer experience, as this aligns perfectly with what the company is looking for.

✨Ask Insightful Questions

Prepare thoughtful questions about the company’s culture, growth paths, and the tools they use. This not only shows your interest in the role but also helps you gauge if the company is the right fit for you. Remember, interviews are a two-way street!

Senior Software Engineer (Fullstack)
Jack & Jill
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J
  • Senior Software Engineer (Fullstack)

    Full-Time
    36000 - 60000 £ / year (est.)
  • J

    Jack & Jill

    50-100
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