At a Glance
- Tasks: Design and enhance low-latency cloud infrastructure for trading systems.
- Company: Join Optiver, a leader in digital asset trading with a collaborative culture.
- Benefits: Enjoy 27 vacation days, daily meals, private health insurance, and performance bonuses.
- Other info: Dynamic environment with opportunities for global career growth and continuous learning.
- Why this job: Make a real impact on trading outcomes with cutting-edge cloud technology.
- Qualifications: Experience in cloud infrastructure, Terraform, and programming in Python or Go.
The predicted salary is between 69000 - 109000 £ per year.
Requirements
- Demonstrated expertise in owning production infrastructure as an engineer, with a background in Platform, SRE, or Infrastructure Engineering.
- Deep cloud infrastructure knowledge, especially around VPC design, compute optimization, and performance networking features.
- Proven ability to write and maintain Terraform modules and operate infrastructure as code safely through reviews, testing, and deployment pipelines.
- Solid Linux fundamentals, including networking and systems performance tuning.
- Ability to program in at least one language, such as Python or Go, for tooling, automation, and integration work.
- Collaborative skills to work effectively with team members and stakeholders.
- Ability to communicate technical information to both technical and non-technical stakeholders.
- Ability to gauge business problems and prioritize tasks accordingly.
- Strong preference for experience managing multi-cloud infrastructure such as AWS, GCP, or Ali Cloud.
- Strong preference for experience building and managing latency-sensitive systems in cloud, such as trading, real-time systems, or market data.
- Strong preference for hands-on experience managing Web Socket infrastructure under burst load and unstable upstream conditions.
- Strong preference for solid understanding of exchange rate limits and quota models, including weight-based limits.
- Strong preference for familiarity with high-performance networking concepts such as SR-IOV, kernel/network tuning, and exposure to RDMA or DPDK.
Responsibilities
- Design low-latency infrastructure using cloud primitives and optimized configurations.
- Own and enhance cloud infrastructure performance setups.
- Build and run high-throughput, resilient connectivity patterns for exchange integrations.
- Drive security hygiene both on and off cloud with secrets management, network segmentation, and traffic isolation.
- Implement governance and best practices for the shared cloud platform to ensure safe multi-tenant operation.
- Deliver infrastructure as code using Terraform and Terragrunt, following our standards and workflows.
- Build and maintain CI/CD and automated testing for changes, minimizing risk in always-on markets.
- Implement and enhance observability using Cloud Watch, Prometheus, Grafana, and similar tools.
- Participate in operational ownership through incident response, post-incident improvement, and continuous hardening.
- Technologies
- AWS
- CI/CD
- Cloud
- Cloud Watch
- GCP
- Grafana
- Support
- Linux
- Network
- Prometheus
- Python
- RDMA
- Security
- Terraform
- Dev Ops
- More
We are Optiver, and we are building our Digital Assets trading capabilities within our Global Cloud Platforms team.
Our mission is to constantly improve the market by injecting liquidity, providing accurate pricing, increasing transparency, and acting as a stabilizing force in all market conditions.
We operate a mature hybrid cloud infrastructure and are extending it to support a new, latency-sensitive, always-on trading environment.
In this role, you will help build secure, performant, and resilient infrastructure that directly supports trading outcomes.
You will join a culture of collaboration and excellence, working alongside curious thinkers and creative problem solvers in a supportive, high-performing environment.
We offer a performance-based bonus structure, 27 paid vacation days plus all UK public holidays, daily breakfast and lunch, commuting support, private medical insurance, a pension scheme, Class Pass fitness membership, training and continuous learning opportunities, and international transfer opportunities for global career growth.
We are committed to diversity and inclusion.
- last updated 36 week of 2026
- #J-18808-Ljbffr
Cloud Infrastructure Engineer employer: Optiver
Optiver is an exceptional employer for aspiring software developers, offering a dynamic internship experience in the heart of London’s financial district. With a strong focus on mentorship and collaboration, interns will engage in real-world projects that enhance their technical skills while enjoying extensive office perks, including meals and social activities. The supportive work culture fosters continuous improvement and provides a pathway to full-time opportunities, making it an ideal place for those passionate about technology and finance.
StudySmarter Expert Advice🤫
We think this is how you could land Cloud 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 Optiver 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 Optiver.
✨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 Optiver.
✨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 Optiver 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 Cloud 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 Optiver.
Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at Optiver 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 Optiver
✨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 Optiver 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.
