Senior Software Engineer - Frontend / Fullstack in City of London
Senior Software Engineer - Frontend / Fullstack

Senior Software Engineer - Frontend / Fullstack in City of London

City of London Full-Time 36000 - 60000 £ / year (est.) No home office possible
Outsmart Insight

At a Glance

  • Tasks: Design and maintain production systems using Python and modern web technologies.
  • Company: Join a serious, intellectually-driven tech company focused on quality and reliability.
  • Benefits: Enjoy a hybrid work model, competitive salary, and a supportive team environment.
  • Why this job: Make a real impact by shaping the engineering foundations of a growing platform.
  • Qualifications: Strong Python skills and experience with frontend technologies like JavaScript and CSS.
  • Other info: Work in a dynamic environment with opportunities for professional growth.

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

It’s a serious engineering role with a great team – and meaningful responsibility. If you enjoy owning real systems, thinking architecturally, improving legacy code thoughtfully rather than rewriting it, and being trusted to deliver without heavy supervision, this role will feel unusually well-matched.

As Senior Fullstack Software Engineer, you will help design, build and maintain the production systems that power Outsmart’s platform. Help shape the engineering foundations for the next stage of company growth.

  • Designing and maintaining backend services primarily in Python
  • Designing and improving data models across relational (e.g. PostgreSQL) and NoSQL databases
  • Working across the stack where needed, including JavaScript, modern HTML/CSS, and utility frameworks such as Tailwind
  • Google Cloud, deployment pipelines and DevOps practices
  • Leveraging modern tooling (including AI-assisted development) to improve quality and velocity

It is thoughtful, high-quality engineering on systems that matter. We are a small, intellectually serious company. Balance speed with long-term maintainability. Backend-heavy, with strong Python expertise.

Schedule: Monday to Friday. Weekends: No. Hybrid (remote and London office).

Outsmart Insight operates at the intersection of technology, intelligence and large-scale coordination. Our internal platform powers a global network and supports complex, high-trust client engagements. We are deliberately serious about quality, reliability and long-term thinking. As we grow, we are investing in strengthening our engineering foundations – building systems that are robust, scalable and thoughtfully designed. Quality delivered every time.

Senior Software Engineer - Frontend / Fullstack in City of London employer: Outsmart Insight

Outsmart Insight is an exceptional employer for Senior Software Engineers, offering a unique blend of meaningful responsibility and a collaborative work culture. With a focus on thoughtful engineering and long-term maintainability, employees benefit from opportunities for professional growth while working in a hybrid environment that balances remote flexibility with the vibrant atmosphere of our London office. Join us to be part of a small, intellectually serious team dedicated to delivering high-quality systems that truly matter.
Outsmart Insight

Contact Detail:

Outsmart Insight Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Senior Software Engineer - Frontend / Fullstack in City of London

✨Tip Number 1

Network like a pro! Reach out to your connections in the tech industry, especially those who work at Outsmart or similar companies. A friendly chat can open doors and give you insider info on the role.

✨Tip Number 2

Show off your skills! Create a portfolio showcasing your best projects, especially those involving Python, JavaScript, and modern frameworks. This is your chance to demonstrate your engineering prowess and architectural thinking.

✨Tip Number 3

Prepare for technical interviews by brushing up on your coding skills and system design principles. Practice common algorithms and data structures, and be ready to discuss how you've improved legacy code in past roles.

✨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 mission of quality and reliability.

We think you need these skills to ace Senior Software Engineer - Frontend / Fullstack in City of London

Python
PostgreSQL
NoSQL databases
JavaScript
HTML
CSS
Tailwind
Google Cloud
DevOps practices
AI-assisted development
Architectural thinking
Legacy code improvement
System design
Quality assurance
Scalability

Some tips for your application 🫡

Tailor Your CV: Make sure your CV reflects the skills and experiences that align with the Senior Software Engineer role. Highlight your expertise in Python, JavaScript, and any relevant frameworks like Tailwind. We want to see how you can contribute to our mission!

Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Share your passion for thoughtful engineering and how you’ve improved legacy systems in the past. Let us know why you’re excited about joining our team and how you can help shape our engineering foundations.

Showcase Your Projects: Include links to your GitHub or any projects that demonstrate your frontend and backend skills. We love seeing real examples of your work, especially if they involve modern tooling or AI-assisted development. It gives us a taste of what you can bring to the table!

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 serious about joining our team!

How to prepare for a job interview at Outsmart Insight

✨Know Your Tech Stack

Make sure you’re well-versed in the technologies mentioned in the job description, especially Python, JavaScript, and database management. Brush up on your knowledge of relational and NoSQL databases, as well as modern HTML/CSS frameworks like Tailwind. Being able to discuss your experience with these tools will show that you’re ready to hit the ground running.

✨Showcase Your Problem-Solving Skills

Prepare to discuss specific examples where you've improved legacy code or designed systems thoughtfully. Think about challenges you've faced in previous roles and how you approached them. This will demonstrate your ability to think architecturally and deliver quality solutions without heavy supervision.

✨Understand the Company’s Values

Research Outsmart Insight and understand their focus on quality, reliability, and long-term thinking. Be ready to explain how your personal values align with theirs and how you can contribute to building robust and scalable systems. This shows that you’re not just looking for a job, but a place where you can make a meaningful impact.

✨Prepare Questions for Them

Interviews are a two-way street, so come prepared with thoughtful questions about their engineering practices, team dynamics, and future projects. This not only shows your interest in the role but also helps you gauge if the company is the right fit for you. Plus, it gives you a chance to engage in a meaningful conversation.

Senior Software Engineer - Frontend / Fullstack in City of London
Outsmart Insight
Location: City of London

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