Client Server
Backend Software Engineer .Net Java Low Latency
How your CV stacks up
Upload your CV to see how well it fits this job role
?%
Backend Software Engineer .Net Java Low Latency
Backend Software Engineer / Developer (C# .NET, Java, Low-Latency) (London – up to £90k)
Are you a technologist who enjoys contributing to technical discussions and using the best tool for the job?
What’s in it for you?
- Salary up to £90k + bonus
- 25 days holiday per year
- Pension, Life Assurance, and Income Protection
- Comprehensive Private Medical and Dental care
- Gym subsidy and access to wellness apps
- Cycle to Work scheme
- Option to buy stock options
- Family leave and sabbaticals
- Continuous training and career development, including a personalised annual budget
Your role
As a Backend Software Engineer, you will:
- Collaborate with DevOps and Product Management within an Agile team to develop a Greenfield Market Data platform.
- Work on a C#-based system deployed to AWS, ensuring high scalability, performance, and low latency.
- Current scale: 40 billion messages processed daily.
- Contribute to all phases of the software development lifecycle, from requirements and design to production deployment.
- Provide subject matter expertise on the .NET stack, including:
- Applied design principles such as SOLID, DRY, and KISS.
- Utilise technologies including:
- Apache Flink (Java) for high-scale data processing.
- Recommending new and emerging technologies as needed.
- Apply a "best tool for the job" mindset to problem-solving.
Reasons to use Rodeo
Start with a chat, not a search bar
Grad scheme, placement, apprenticeship? Not sure what you want yet — that's fine. Your agent talks it through with you and turns "I have no idea" into a shortlist.
It searches the market for you
Every day your agent scans the market matching roles against what actually matters to you, not just keywords on a CV.
Only hits
No noise. No "maybe this fits." Just roles with a clear explanation of why they're right — and where to focus when applying.
Operating model:
- Joint in-office presence (City) four days per week, with one flexible day working from home.
Get help with your application
Your very own career expert that helps elevate your application to the next level.
About you
To be successful in this role, you should have:
- Strong expertise in C#/.NET development, and a familiarity with design patterns (SOLID, DRY, KISS).
- Experience building scalable, low-latency systems, regardless of industry.
- API development experience, especially at scale.
- SQL and database skills.
- CI/CD and Infrastructure as Code (Terraform) experience.
- AWS cloud exposure and hands-on experience.
- Bonus: Exposure to other Java-based technologies, and an openness to learning new languages, frameworks, and tools.
- Comfortable leveraging AI-driven development tools to enhance productivity.
- Collaborative leadership with strong communication skills; a willingness to mentor junior team members.
“It took my CV and asked me questions relevant to understanding what kind of jobs to suggest for me. Suggestions were almost perfect. Jobs were exactly what I’ve been looking for.”
Jessica, London
Skills
Location