Back End Developer - Data

Back End Developer - Data

Full-Time 50000 - 70000 £ / year (est.) Home office (partial)
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 improvement.
  • Why this job: Make an impact on a mission-critical platform in the financial markets.
  • Qualifications: 7+ years in backend development, strong Java skills, and experience with microservices.

The predicted salary is between 50000 - 70000 £ 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 concept 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

Back End Developer - Data employer: Allegis Global Solutions

Join a leading investment bank 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 flexibility, alongside a collaborative and learning-driven culture that prioritises employee growth and development, offering you the chance to work with innovative technologies in a high-impact environment.

Allegis Global Solutions

Contact Details:

Allegis Global Solutions Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Back End Developer - Data

Tip Number 1

Network like a pro! Reach out to your connections in the industry, attend meetups, and join online forums. You never know who might have the inside scoop on job openings or can refer you directly.

Tip Number 2

Show off your skills! Create a portfolio showcasing your projects, especially those related to backend development and financial markets. This will give potential employers a taste of what you can bring to the table.

Tip Number 3

Prepare for interviews by brushing up on your technical skills and understanding the company’s tech stack. Practice coding challenges and be ready to discuss your past experiences in detail.

Tip Number 4

Don’t forget to apply through our website! We’re always on the lookout for talented individuals like you. Plus, it’s a great way to ensure your application gets seen by the right people.

We think you need these skills to ace Back End Developer - Data

Java
Spring Framework
Spring Boot
RxJava
REST APIs
Microservices Architecture
Docker

Some tips for your application 🫡

Tailor Your CV:Make sure your CV highlights your experience with Java, Spring Framework, and any relevant financial markets knowledge. We want to see how your skills align with the role, so don’t be shy about showcasing your backend development expertise!

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 can contribute to our cutting-edge trading platform. Keep it concise but impactful!

Showcase Your Projects:If you've worked on any relevant projects, especially those involving low-latency systems or microservices, make sure to mention them. We love seeing real-world applications of your skills, so include links or descriptions 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 at StudySmarter!

How to prepare for a job interview at Allegis Global Solutions

Know Your Tech Stack Inside Out

Make sure you’re well-versed in Java, Spring Framework, and the other technologies mentioned in the job description. Brush up on your knowledge of REST APIs, microservices architecture, and cloud technologies like Docker and Kubernetes. Being able to discuss these topics confidently will show that you're ready to hit the ground running.

Showcase Your Problem-Solving Skills

Prepare to discuss specific challenges you've faced in previous roles and how you tackled them. Use the STAR method (Situation, Task, Action, Result) to structure your answers. This will demonstrate your proactive mindset and problem-solving abilities, which are key for this role.

Understand the Financial Markets

Since this position is within investment banking, having a solid grasp of financial markets and trading platforms will set you apart. Familiarise yourself with derivatives and e-trading concepts so you can engage in meaningful discussions about the domain during your interview.

Emphasise Collaboration and Communication

This role involves working with cross-functional teams, so be prepared to share examples of how you've successfully collaborated in the past. Highlight your experience in agile environments and your ability to mentor junior developers, as this shows you can contribute to a positive team culture.