AWS Network Engineer

Qube Research & Technologies

Qube Research & Technologies (QRT) is a global quantitative and systematic investment manager, operating in all liquid asset classes across the world. We are a technology- and data-driven group implementing a scientific approach to investing. Combining data, research, technology, and trading expertise has shaped our collaborative mindset, which enables us to solve the most complex challenges. QRT’s culture of innovation continuously drives our ambition to deliver high-quality returns for our investors.    The Network Engineering function is responsible for the design, reliability, and optimisation of QRT’s wide-area network. The team supports large-scale routing infrastructure and collaborates closely with stakeholders across operations, systems engineering, and automation to ensure robust connectivity for global research and trading activities.    Your Future Role within QRT  You will:  * Design, build, and operate scalable, resilient infrastructure configuration and platform services  * Develop and maintain CI/CD pipelines to enable efficient and reliable software delivery  * Implement and evolve observability systems using OpenTelemetry (OTel), including distributed tracing, metrics, and logging  * Troubleshoot complex system issues, perform root cause analysis, and implement long-term fixes  * Automate infrastructure provisioning and configuration using scripting and infrastructure-as-code approaches  * Work closely with engineers to improve system design, deployment processes, and runtime performance  * Operate and optimise containerised environments and orchestration platforms (e.g. Kubernetes)  * Take ownership of services and features from implementation through production support and continuous improvement  * Collaborate with stakeholders to understand requirements and deliver effective technical solutions  Your Present Skillset  * Strong Linux systems expertise, including debugging and performance tuning  * Solid networking knowledge (TCP/IP, DNS, firewalls, VRFs, VLANs, BGP)  * Proficiency in Bash and Python for automation and tooling  * Experience with Python web frameworks (e.g. Flask, Django REST Framework)  * Experience building RESTful APIs  * Hands-on experience with containerisation (Docker) and container orchestration (Kubernetes)  * Experience with monitoring and logging stacks (Prometheus, Grafana, Loki)  * Understanding of asynchronous and multi-threaded systems  * Experience working with CI/CD systems in production environments  * Familiarity with distributed systems and common reliability patterns  * Ability to define and measure KPIs, SLAs, and SLOs  * Strong communication skills and ability to work with both technical and non-technical stakeholders  * Desirable:  * Familiarity with infrastructure-as-code tools (i.e. Terraform)   * Experience with cloud platforms (i.e. AWS)   * Knowledge of OpenTelemetry (OTel), including instrumentation, tracing, metrics, and observability pipelines     QRT is an equal opportunity employer. We welcome diversity as essential to our success. QRT empowers employees to work openly and respectfully to achieve collective success. In addition to professional achievement, we are offering initiatives and programs to enable employees achieve a healthy work-life balance.

Qube Research & Technologies

Qube Research & Technologies (QRT) is a global quantitative and systematic investment manager, operating in all liquid asset classes across the world. We are a technology- and data-driven group implementing a scientific approach to investing. Combining data, research, technology, and trading expertise has shaped our collaborative mindset, which enables us to solve the most complex challenges. QRT’s culture of innovation continuously drives our ambition to deliver high-quality returns for our investors. The Enterprise Infrastructure team is responsible for designing, operating, and evolving QRT’s global enterprise technology platforms. The team ensures the reliability, security, and scalability of core infrastructure services, including enterprise networking, that support corporate systems, identity platforms, collaboration tools, and shared technology services across regions. You will work closely with Infrastructure, Security, Workplace Technology, and Architecture teams. Your Future Role within QRT You will: * Define and drive the enterprise network strategy aligned with firm-wide technology objectives * Lead the design, implementation, and evolution of global enterprise network infrastructure (LAN, WAN, Wi-Fi, data centre, and cloud connectivity) * Own network availability, performance, and resilience, including redundancy, failover, and disaster recovery capabilities * Establish and manage network SLAs, SLOs, performance metrics, and incident response processes * Drive automation across network provisioning, configuration management, and compliance * Promote Infrastructure-as-Code and standardisation of network configurations across environments * Partner with Security teams to enforce network segmentation, access controls, and secure design principles * Collaborate with Application, Workplace Technology, and Architecture teams on connectivity and integration requirements * Lead and mentor network engineers across regions, setting standards and best practices * Manage vendor relationships, including network hardware, telecom providers, and service partners * Oversee capacity planning, lifecycle management, and continuous improvement of network platforms Your Present Skillset * 10+ years’ experience in network engineering, including leadership responsibility in enterprise environments * Strong expertise in enterprise networking technologies (routing, switching, TCP/IP, DNS, DHCP) * Experience with WAN technologies, including MPLS, SD-WAN, and internet-based architectures * Hands-on knowledge of data centre and campus network design (e.g., spine-leaf, high availability architectures) * Experience with network security principles (segmentation, firewalls, VPNs, zero trust concepts) * Familiarity with cloud networking (e.g., AWS, Azure, or GCP connectivity and hybrid network design) * Experience with automation and scripting (e.g., Python, Ansible, Terraform) applied to network infrastructure * Strong understanding of network monitoring, observability, and performance optimisation tools * Proven experience operating global network environments with high availability requirements * Experience working within regulated or controlled environments * Ability to lead distributed teams and drive network transformation initiatives * Structured, risk-aware approach to decision-making with strong ownership * Clear communication skills and ability to engage with both technical and business stakeholders QRT is an equal opportunity employer. We welcome diversity as essential to our success. QRT empowers employees to work openly and respectfully to achieve collective success. In addition to professional achievement, we are offering initiatives and programs to enable employees achieve a healthy work-life balance.

Theodo

  Role Mission From day one, you will be given the opportunity to engage directly with clients including CEO’s and co-founders to understand their needs and deliver bespoke solutions.  You’ll dive straight into hands-on learning, guided by experienced developers who will mentor you and set you up to manage your own projects.  As you grow, you’ll take on more responsibility, mentor junior developers and become an essential technical advisor within your team.  You’ll thrive on solving complex problems, continuously expanding your technical skills and tackling new challenges.    You will work as a Full Stack Developer working on creating innovative web and mobile applications for our clients, working as part of a small, dynamic team of developers.  You’ll collaborate closely with agile and technical coaches to build scalable solutions using cutting edge technologies.    Skills  * React.JS or React Native  * Node.Js (javascript/Typescript) or Python Proven * Ability to work directly with stakeholders  * Strong communication skills and comfortable working in cross-functional teams  * Stem or Computer Science Degree or comparative experience    Advantageous Skills * Nest.js * AWS  * Expo  * Experience working in an Agile environment    What we Offer  Alongside a competitive salary, we also offer:    * 25 Days annual leave  * Learning and Development Support throughout your career at Theodo  * Private Health Insure Via Vitality  * 3 week work from anywhere policy   * Equipment budget for your tech set up * Company pension  * Monthly Socials * A Slack network of 600+ engineers across our extended ecosystem — ask questions, share patterns, or troubleshoot obscure bugs with some of the sharpest devs out there. * You'll work on a hybrid basis from our office based in London.    Who are we  Theodo UK is a software consultancy specialising in full-stack development, mobile and web applications and cloud solutions.   We are a 70-person team based in the UK and South Africa, and we’re growing quickly.Theodo UK operates with the entrepreneurial drive, agility and ownership mindset of a start-up, but with the financial stability, global reputation and technical depth of the wider Theodo Group behind us. This unique position allows our team to innovate quickly, take smart risks, and build real value for clients—without compromising on quality. We follow Lean and Kaizen principles to continuously improve and deliver high-quality digital products at speed.   While headquartered in the UK, our reach is global. Supported by our South African team, we manage projects across English-speaking markets worldwide.   Values  Team Spirit  Our team has a natural ability to work together to achieve a common goal.  Taking on the role of a good teammate requires courage; it means challenging and giving each other feedback. Its key to our teams succeeding  Pragmatism  Achieving effective results by utilising resources efficiently and avoiding unnecessary waste of time, energy and money.  Emphasising agile practives, employing concise and direct interactions and engaging in firsthand experiences to challenge beliefs  Willingness to Improve  Actively identifying areas for improvement rather that tolerating good enough, promptly learning from problems and embracing challenges outside of one’s comfort sone.  These are all skills we promote in our team to benefit themselves, fellow Theodoers, Theodo and the wider community