At a Glance
- Tasks: Develop and maintain secure software at the operating system level using C and Bash.
- Company: Expanding software house providing cyber security solutions to various sectors.
- Benefits: Salary up to £85k, 25 days holiday, private medical care, and gym membership.
- Other info: Work from home most of the time with weekly meet-ups in Central London.
- Why this job: Join a core Linux team tackling complex security challenges and making a real impact.
- Qualifications: Strong C programming skills, Bash scripting, and deep Linux knowledge required.
The predicted salary is between 75000 - 85000 £ per year.
London, Greater London | £75k - £85k per year
Do you have a deep knowledge of Linux combined with OpenSSL? You could be progressing your career at a successful and expanding software house that provides cyber security products to a range of finance, government, defence, law enforcement and pharmaceutical companies.
As a Linux Systems Developer you'll join a core Linux team in a newly created role, taking ownership of developing and maintaining secure, reliable software at operating system level. You'll work across Linux security mechanisms, kernel-level hardening and cryptographic technologies, applying security-by-design principles throughout the development lifecycle.
This is a specialist engineering role suited to someone who enjoys working close to the operating system and tackling complex security challenges. You'll use C as your primary language, with Bash for scripting, developing robust, maintainable software and contributing to technical design and code reviews. A key focus will be assessing and strengthening the security of the Linux platform, including in-depth work with OpenSSL, X.509 certificates and PKI, as the organisation works towards Common Criteria certification.
Location / WFH: You can work from home most of the time, meeting up with an international team, in Central London offices once a week.
About you:
- You have strong programming experience in C, including debugging, memory management and system-level programming.
- You're highly proficient with Bash scripting for automation, tooling, testing and integration.
- You have a deep understanding of Linux operating systems, especially Debian based ones, system services, process management, permissions and system administration.
- You have a good knowledge of OpenSSL (both on the command line and programmatically), X.509 certificates and PKI fundamentals.
- You understand Linux security mechanisms including seccomp, udev and auditd.
- You have a good knowledge of Linux privilege management, capabilities, access controls and application isolation.
- You have a strong understanding of secure software development practices, threat mitigation and common security vulnerabilities.
- You're keen to take ownership, work independently, solve complex technical problems and communicate technical concepts clearly.
What's in it for you:
- Salary to £85k + OTE.
- 25 days holiday, rising to 27 in two years, ability to buy 5 days per year.
- Private Medical Care, Life Cover, Pension.
- Subsidised gym membership.
Linux Systems Developer OpenSSL C in London employer: Client Server Ltd.
Join a dynamic tech start-up in London, where you'll not only advance your career as a Senior Backend Software Engineer but also play a pivotal role in shaping the future of AI-driven data solutions. With a competitive salary of up to £120k, flexible work-from-home options, and a culture that fosters collaboration and innovation, this is an exceptional opportunity for those looking to make a meaningful impact while enjoying significant growth potential in a supportive environment.
StudySmarter Expert Advice🤫
We think this is how you could land Linux Systems Developer OpenSSL C in London
✨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 Client Server Ltd. 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 Client Server Ltd..
✨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 Client Server Ltd..
✨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 Client Server Ltd. 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 Linux Systems Developer OpenSSL C in London
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 Client Server Ltd..
Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at Client Server Ltd. 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 Client Server Ltd.
✨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 Client Server Ltd. 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.
