Backend Developer Python in London

Backend Developer Python in London

London Full-Time 60000 - 80000 £ / year (est.) No working from home possible
Allegis Global Solutions

At a Glance

  • Tasks: Design and develop high-quality backend solutions for a cutting-edge trading platform.
  • Company: Join a leading investment bank with a global engineering team.
  • Benefits: Hybrid work model, excellent career growth, and exposure to innovative technologies.
  • Other info: Collaborative culture with opportunities for mentorship and continuous learning.
  • Why this job: Make an impact on a mission-critical trading platform in a fast-paced environment.
  • Qualifications: 7+ years in backend development, strong Java skills, and experience with microservices.

The predicted salary is between 60000 - 80000 £ per year.

Location: London, UK

Industry: Investment Banking

Work pattern: Hybrid (2/3 days onsite)

About the Role

We are looking for a Senior Backend Developer to join a global engineering team building a cutting-edge financial market trading platform. This role offers the opportunity to work on a high-performance, real-time system used for pricing, execution, and trade processing. You will collaborate with cross-functional teams across locations and play a key role in delivering scalable, low-latency solutions in a fast-moving environment.

Key Responsibilities

  • Design, develop, and deliver high-quality backend solutions from conception to production
  • Build and enhance real-time, event-driven applications
  • Collaborate with architects, product owners, and global engineering teams
  • Break down complex projects, drive delivery, and mentor junior developers
  • Ensure adherence to best practices in coding, design, and performance optimisation
  • Contribute to continuous improvement of development processes and technical roadmap

Tech Stack & Requirements

Core Skills

  • 7+ years of experience in backend development
  • Strong expertise in Java (Core Java, Spring Framework, Spring Boot, RxJava)
  • Experience building REST APIs & reactive web services
  • Strong knowledge of microservices architecture

Cloud & DevOps

  • Hands-on experience with Docker, Kubernetes, OpenShift, Helm
  • Familiarity with CI/CD pipelines (Azure DevOps or similar)

Data & Messaging

  • Experience with SQL and distributed data stores (Cassandra, Hazelcast)
  • Knowledge of messaging systems such as Kafka or Solace

Additional Skills

  • Experience building low-latency, high-throughput systems
  • Strong understanding of software design patterns and system design
  • Exposure to full-stack development (React, TypeScript) is a plus

Domain Experience (Must have)

  • Financial Markets or Investment Banking
  • Derivatives or e-trading platforms

What We’re Looking For

  • Strong problem-solver with a proactive mindset
  • Excellent communication and collaboration skills
  • Ability to work independently and take ownership
  • Experience working in agile and global team environments
  • Passion for building scalable and high-performance systems

What You’ll Get

  • Opportunity to work on a mission-critical global trading platform
  • Exposure to cutting-edge technologies in a high-impact environment
  • A collaborative, learning-driven and international team culture
  • Excellent career growth and development opportunities

Backend Developer Python in London employer: Allegis Global Solutions

Join a leading investment banking firm in London as a Senior Backend Developer, where you'll be part of a dynamic global engineering team dedicated to building a cutting-edge financial market trading platform. Enjoy a hybrid work pattern that promotes work-life balance, alongside excellent career growth opportunities and a collaborative culture that values continuous learning and innovation.

Allegis Global Solutions

Contact Details:

Allegis Global Solutions Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Backend Developer Python in London

Network Like a Pro

Get out there and connect with people in the industry! Attend meetups, tech conferences, or even online webinars. You never know who might have the inside scoop on job openings or can refer you directly.

Show Off Your Skills

Don’t just talk about your experience; showcase it! Create a portfolio or GitHub repository with your projects. This gives potential employers a tangible look at what you can do, especially for a backend developer role.

Ace the Interview

Prepare for technical interviews by practicing coding challenges and system design questions. Use platforms like LeetCode or HackerRank to sharpen your skills. Remember, confidence is key, so practice makes perfect!

Apply Through Us!

We’ve got your back! Check out our website for the latest job openings and apply directly. It’s a great way to get noticed, and we’re always looking for talented individuals like you to join our team.

We think you need these skills to ace Backend Developer Python in London

Java
Spring Framework
Spring Boot
RxJava
REST APIs
Reactive Web Services
Microservices Architecture

Some tips for your application 🫡

Tailor Your CV:Make sure your CV is tailored to the role of Senior Backend Developer. Highlight your experience with Java, REST APIs, and any relevant financial markets knowledge. We want to see how your skills match what we're looking for!

Craft a Compelling Cover Letter:Your cover letter is your chance to shine! Use it to explain why you're passionate about backend development and how your experience aligns with our mission at StudySmarter. Keep it concise but impactful!

Showcase Your Projects:If you've worked on any relevant projects, make sure to mention them in your application. Whether it's building low-latency systems or using Docker and Kubernetes, we love seeing real-world examples of your work!

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 role. Plus, it shows you're keen on joining our team!

How to prepare for a job interview at Allegis Global Solutions

Know Your Tech Stack Inside Out

Make sure you’re well-versed in the technologies mentioned in the job description, especially Java, Spring Framework, and microservices architecture. Brush up on your experience with Docker and Kubernetes, as these are crucial for the role.

Showcase Your Problem-Solving Skills

Prepare to discuss specific challenges you've faced in previous projects and how you tackled them. Use the STAR method (Situation, Task, Action, Result) to structure your answers and highlight your proactive mindset.

Demonstrate Collaboration and Communication

Since this role involves working with cross-functional teams, be ready to share examples of how you've successfully collaborated in the past. Highlight your ability to mentor junior developers and communicate complex ideas clearly.

Understand the Financial Markets Domain

Familiarise yourself with financial markets and investment banking concepts, especially derivatives and e-trading platforms. Showing that you understand the domain will set you apart from other candidates.