Cloud Network Engineer

London /
Technology – IT Security and Infrastructure /
Permanent Full-time
About us

Launched in 2012, is a leading international provider of online payment solutions. is built on 100% proprietary technology and handles every part of the payment process, providing complete transparency across the entire payment value chain.

We currently process 150+ currencies and offer access to all international cards and popular local payment methods to merchants through one integration.

Customers in our portfolio include international businesses like Samsung, Transferwise, Hopper, Virgin and Adidas. Our mission is to partner with smart businesses to optimise their payments, increase revenue and meet the dynamic needs of their customers. 

We are building a unique work environment where our people aspire to solve complex problems and deliver valuable solutions. We believe that excellence can be achieved through a dynamic culture driven by collaboration and teamwork.

In May 2020, we completed a $150m Series B funding round, tripling our valuation to $5.5bn.

About the Role is currently looking for talented Cloud Network Engineers with solid skills and expertise in the cloud environment, preferably AWS. Primary duties include design and implementation as well as installation and maintenance of the cloud network infrastructure as required to meet the needs of business. The successful applicant will serve as a tier 3 point of contact for supporting the overall cloud network and data centre networks.

Key Responsibilities

    • Establish network architecture and standards for cloud networking
    • Subject Matter Expert in AWS public cloud, including professional network experience designing and operating solutions built on AWS at an enterprise scale
    • Demonstrated professional competence in the principles and practices of cloud architecture
    • Establish baselines that align with network engineering and best practices across our network technologies
    • Assessment of existing network devices and configurations with a view to championing any necessary improvements
    • Work with CKO’s product teams to design and develop network services
    • Provide 3 level network application support for product teams
    • Solid understanding of cloud-based network orchestration and automation tools
    • Act as Tier 3 support (Solutions specialist) and primary point of contact for troubleshooting and problem resolution of network connectivity and configuration issues
    • Troubleshoot and resolve network issues while exhibiting urgency when responding to high severity incidents

About You

    • 3+ years professional experience working in large scale cloud networking environments
    • Strong experience with networking and troubleshooting (TCP/IP, DNS, routing, switching, firewalls, LAN/WAN, traceroute, iperf, dig, cURL or related)
    • In-depth understanding of virtualization and cloud computing (Hypervisors, VMware, Xen)
    • Experience in cloud networking administration and troubleshooting
    • Strong knowledge of networking tier 3 and routing protocols (BGP, OSPF, DNS, TCP/IP, IPSEC)
    • Demonstrated proficiency in networking principles (routing, switching, load balancing, etc)
    • Experience with cloud based cross-account communication including direct connect, Transit Gateway and VPC peering
    • Troubleshoot and resolve complex network service devices; virtual firewalls, network security devices; and telecommunications services; cloud environments; recommends solutions to mitigate future issues
    • Research, make recommendations and lead solutions that are in line with procedures for increased infrastructure performance
    • Stay current on the latest industry technologies, trends and strategies
    • Knowledge of network analysis fundamentals and robust troubleshooting skills; specifically, network performance analysis
    • Must be well organized, thrive in a sense-of-urgency environment, leverage best practices, and most importantly, innovate through any problem with a can-do attitude
    • Excellent verbal and written communication skills, including formal presentations for all levels of management combined with strong collaboration and influencing abilities

Nice to Have

    • Experience in designing and architecting network solutions.
    • IT certifications such as CCNA/CCNP, AWS CSA-P, Microsoft AST and/or CISSP desired
    • Cloud Certifications
We are always looking for great people so if you don’t see a role here that fits you but you want to work with us, please send us your CV and a cover letter explaining the kind of role you are searching for and we will contact you. is an equal opportunities employer. We believe passionately that employing a diverse workforce is central to our success. We make recruiting decisions based on your experience, skills and personality. We welcome applications from all members of society irrespective of age, sex, disability, sexual orientation, race, religion or belief. Due to the numerous amount of application received, only the ones corresponding to this job profile will be contacted. If you have not been contacted within 3 weeks please deem your application as unsuccessful.

We are committed to protecting and respecting your privacy. We will only process and retain your information as necessary for the purposes of progressing your application or as required by applicable laws and regulations. We may also collect personal information about you through the application and recruitment process, either directly from you or from third-parties (employment agencies, recruitment websites, former employers, credit reference agencies or other background check agencies). In limited circumstances, we may transfer your information to the following countries outside the EU, while making sure your personal data is treated with the same level of protection offered in the EU. Please refer to our Privacy Policy ( for further information about how your data is being collected, processed and retained at