Senior Software Engineer | London | £75K-£110K + Equity
Senior Software Engineer | London | £75K-£110K + Equity

Senior Software Engineer | London | £75K-£110K + Equity

Full-Time 75000 - 110000 £ / year (est.) Home office (partial)
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At a Glance

  • Tasks: Design and build innovative software solutions while leading a dynamic engineering team.
  • Company: Join a fast-paced startup with a focus on growth and innovation.
  • Benefits: Competitive salary, equity options, and hybrid work flexibility.
  • Why this job: Make a real impact in a thriving tech environment and shape the future of the company.
  • Qualifications: Experience in full-stack development and a passion for building B2B SaaS products.
  • Other info: Exciting opportunity for career growth in a collaborative and supportive culture.

The predicted salary is between 75000 - 110000 £ per year.

We're looking for a Senior Software Engineer to join the founding team. You're a builder who thrives where speed, ownership, and adaptability matter. Help scale the platform and build a strong engineering team to support rapid growth and an expanding enterprise customer base.

What You'll Do:

  • Design, build, and deploy end-to-end features across the full stack (frontend, backend, infrastructure)
  • Build robust data pipelines and integrations powering financial and emissions insights
  • Collaborate with product, design, and customer teams to solve real problems and shape product vision
  • Own systems from design through deployment, making pragmatic technical decisions
  • Shape engineering culture and define best practices that scale with the company

Tech Stack: React, TypeScript, Node.js, Postgres, DuckDB, Dagster, dbt, Ducklake, AWS, Docker, Terraform, GitHub Actions, DataDog

What We're Looking For

Required:

  • Solid full-stack software engineering experience
  • Strong track record building B2B SaaS products
  • Experience with React, TypeScript, and Node.js
  • Comfortable working across frontend, backend, and infrastructure
  • Thrives in fast-moving startup environments with high ownership

Bonus:

  • Experience with data pipelines (Dagster, dbt, or similar)
  • Background in fintech, travel tech, or data-heavy platforms
  • Early-stage startup experience

Offer: £75K-£110K + competitive equity

Hybrid - 1-2 days in London office

Senior Software Engineer | London | £75K-£110K + Equity employer: Benchstack Ai

Join a dynamic and innovative team as a Senior Software Engineer in London, where you'll have the opportunity to shape the engineering culture and drive impactful projects from inception to deployment. With a strong focus on ownership and adaptability, we offer a collaborative work environment that fosters personal and professional growth, alongside competitive equity and a hybrid working model. Be part of a fast-paced startup that values your contributions and empowers you to make meaningful changes in the fintech space.
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Contact Detail:

Benchstack Ai Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Senior Software Engineer | London | £75K-£110K + Equity

Tip Number 1

Network like a pro! Reach out to folks in your industry on LinkedIn or at meetups. We all know that sometimes it’s not just what you know, but who you know that can get you in the door.

Tip Number 2

Show off your skills! Create a portfolio or GitHub repo showcasing your projects, especially those using React, TypeScript, and Node.js. We want to see what you can do, so make it easy for us to find!

Tip Number 3

Prepare for the interview by practising common technical questions and coding challenges. We’re looking for someone who can think on their feet, so be ready to demonstrate your problem-solving skills!

Tip Number 4

Apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, we love seeing candidates who take the initiative to connect directly with us.

We think you need these skills to ace Senior Software Engineer | London | £75K-£110K + Equity

Full-Stack Software Engineering
B2B SaaS Product Development
React
TypeScript
Node.js
Frontend Development
Backend Development
Infrastructure Management
Data Pipeline Development
Collaboration with Product and Design Teams
Technical Decision Making
Engineering Culture Shaping
Adaptability in Fast-Moving Environments
Experience with AWS
Experience with Docker

Some tips for your application 🫡

Show Your Passion: When writing your application, let your enthusiasm for building and scaling software shine through. We want to see that you’re not just looking for a job, but that you’re excited about the opportunity to shape our engineering culture and tackle real problems.

Tailor Your Experience: Make sure to highlight your full-stack experience and any relevant projects you've worked on. We love seeing how your background aligns with our tech stack, especially with React, TypeScript, and Node.js. Don’t be shy about showcasing your B2B SaaS successes!

Be Pragmatic: In your application, demonstrate your ability to make pragmatic technical decisions. Share examples of how you’ve owned systems from design through deployment, and how you’ve navigated challenges in fast-moving environments. We appreciate a practical mindset!

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 don’t miss out on any important updates. Plus, it shows you’re keen to join our team!

How to prepare for a job interview at Benchstack Ai

Know Your Tech Stack

Make sure you’re well-versed in the technologies mentioned in the job description, like React, TypeScript, and Node.js. Brush up on your knowledge of AWS and Docker too, as they might ask you to discuss how you've used these tools in past projects.

Showcase Your Problem-Solving Skills

Prepare examples of how you've tackled real-world problems in previous roles. Think about specific challenges you faced while building B2B SaaS products and how you collaborated with cross-functional teams to find solutions.

Demonstrate Ownership

Since they’re looking for someone who thrives in a fast-moving startup environment, be ready to share instances where you took ownership of a project from design to deployment. Highlight your decision-making process and how it impacted the team or product.

Cultural Fit Matters

Research the company’s culture and values. Be prepared to discuss how you can contribute to shaping the engineering culture and best practices. Show enthusiasm for being part of a founding team and how you can help scale the platform effectively.

Senior Software Engineer | London | £75K-£110K + Equity
Benchstack Ai

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