At a Glance
- Tasks: Design and maintain critical Linux infrastructure for a prestigious hedge fund.
- Company: Join a world-class platform engineering team at a leading hedge fund.
- Benefits: Competitive salary, dynamic work environment, and opportunities for professional growth.
- Other info: Work alongside top engineering talent and enhance your career in a global context.
- Why this job: Make a meaningful impact on mission-critical technology in a collaborative setting.
- Qualifications: 10+ years in large-scale Linux environments and strong Python automation skills.
The predicted salary is between 63000 - 77000 £ per year.
Our client is a prestigious hedge fund seeking a Senior Linux Infrastructure Engineer to join their world‑class platform engineering function.
This Senior Linux Infrastructure Engineer will play a key role in designing, building, and supporting the critical technology infrastructure that underpins a highly successful investment business operating across global offices, datacentres, and cloud environments.
They are looking for a Linux Infrastructure Engineer who combines deep technical expertise with a proactive, solutions‑focused mindset.
The ideal Linux Infrastructure Engineer will thrive in complex, large‑scale environments, enjoy solving challenging infrastructure problems, and take ownership of improving reliability, security, and automation.
This opportunity is well suited to a collaborative Linux Infrastructure Engineer who wants to work alongside some of the strongest engineering talent in the industry while having a meaningful impact on a mission‑critical platform.
London
Key Responsibilities
- Design, build, and maintain critical Linux‑based infrastructure across global datacentres, cloud environments, and office locations.
- Drive improvements in platform reliability, scalability, security, and operational efficiency.
- Contribute to the architecture, implementation, and integration of core infrastructure systems.
- Troubleshoot complex infrastructure, operating system, and network‑related issues, identifying root causes and implementing lasting solutions.
- Enhance infrastructure automation and reduce operational overhead through engineering‑led improvements.
- Partner with security, infrastructure, and development teams on strategic technology initiatives.
- Support and evolve key platform services that underpin business‑critical operations.
- Strengthen the firm’s infrastructure security framework through best‑practice design and implementation.
- Contribute to deployment automation, build systems, and CI/CD capabilities across the technology estate.
- Key Skills & Experience
- 10+ years' experience supporting and engineering large‑scale Linux infrastructure environments.
- Strong Python development and automation expertise.
- Deep understanding of Linux operating systems, system internals, and configuration management tools.
- Exceptional troubleshooting and diagnostic capabilities across both host and network layers.
- Experience with automated build systems, software deployment frameworks, and CI/CD pipelines.
- Strong knowledge of infrastructure security principles and operational best practices.
- Solid understanding of network protocols and enterprise infrastructure services.
- Experience supporting DNS, DHCP, Kerberos, or similar core infrastructure technologies.
- Exposure to cloud platforms, large‑scale storage environments, databases, and Windows/Linux integration.
- Knowledge of Rust, Go, Java, C, or C# would be advantageous.
- Excellent communication and stakeholder management skills within globally distributed teams.
- Degree in Computer Science or another technical discipline preferred.
- #J-18808-Ljbffr
Systems: Senior Linux Infrastructure Engineer employer: Selby Jennings
Selby Jennings is an exceptional employer, offering a dynamic work culture that fosters collaboration and innovation in the heart of London. Employees benefit from extensive growth opportunities, competitive compensation, and a supportive environment that encourages professional development, making it an ideal place for those looking to make a meaningful impact in the finance technology sector.
StudySmarter Expert Advice🤫
We think this is how you could land Systems: Senior Linux Infrastructure Engineer
✨Join Local Tech Meetups
Get out there and mingle with fellow developers by joining local tech meetups. It’s a fantastic way to meet people who might be working at Selby Jennings or know someone who does. Plus, you can pick up some trendy tech skills and trends while you're at it!
✨Contribute to Open Source Projects
Show off your coding chops by jumping into open-source projects. Not only does this give you practical experience, but it also gets you noticed in the dev community. You'll create a killer portfolio that speaks volumes about your skills to Selby Jennings.
✨Tap into Online Developer Communities
Don’t underestimate the power of online developer communities like GitHub, Stack Overflow, and even Reddit. Participate in discussions, share your projects, and build your visibility. We can often find opportunities through these channels that can lead to a full-time gig at companies like Selby Jennings.
✨Explore Job Boards Specifically for Tech Roles
Keep your eyes peeled on job boards that focus on tech roles. Sites like TechCareers or Stack Overflow Jobs can often have listings for companies like Selby Jennings that might not show up on broader job sites. Make it a habit to check these regularly, and don’t hesitate to apply directly through our website!
We think you need these skills to ace Systems: Senior Linux Infrastructure Engineer
Some tips for your application 🫡
Show off your coding skills:When applying for a software engineering role, it's super important to showcase your coding skills. Make sure your CV includes your tech stack, any relevant programming languages you’re comfortable with, and examples of projects you've worked on. If you have a GitHub profile, link it up! We love to see code in action.
Tailor your portfolio:For a full-time role, we’d expect to see some solid examples of your work in your portfolio. Make sure to include at least two or three projects that highlight your problem-solving skills and your ability to work with different technologies. Focus on the projects that are most relevant to the position at Selby Jennings.
Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at Selby Jennings and how your skills align with the role. Show us your passion for software development. We dig enthusiastic candidates who understand the value of collaboration and continuous learning!
Be clear and concise:When it comes to writing your CV and cover letter, clarity is key. Avoid jargon that could confuse us and stick to simple, direct language. Highlight your achievements with quantifiable results where possible, and keep everything easy to read. A well-organised application goes a long way!
How to prepare for a job interview at Selby Jennings
✨Brush Up on Your Coding Skills
For a full-time software engineering role, it's crucial that we stay sharp with our coding abilities. Expect technical questions that might involve solving problems on the spot or discussing algorithms. Practise on platforms like LeetCode or HackerRank to get comfortable with the types of questions that often come up.
✨Know Your Tools and Frameworks
Make sure we’re well-acquainted with the tools and technologies listed in the job description. Familiarise ourselves with any specific frameworks or programming languages mentioned. If Selby Jennings uses React or Node.js, for instance, be ready to discuss how we’ve used them in previous projects or coursework.
✨Showcase Your Projects
Bring along a portfolio that highlights our best work. This could be code samples, GitHub repositories, or any side projects we’ve built. Make sure we can talk through our thought process for each project, especially the challenges we faced and how we solved them—this shows our problem-solving skills in action.
✨Prepare for Behavioural Questions
While technical skills are key, full-time positions also require cultural fit. Be ready to discuss our previous experiences and how we handle teamwork, conflict, and deadlines. Brush up on the STAR method—Situation, Task, Action, Result—to clearly articulate our past experiences when discussing how we've contributed to a team.
