Network Engineer

Checkout Ltd; Greater London; Hybrid; GBP 45,000 - GBP 65,000; Full time

Job summary

A leading fintech company in Greater London is looking for a Network Engineer. This role involves supporting critical network infrastructure, troubleshooting issues, and collaborating with teams on network changes. Ideal candidates will have a Bachelor's degree in Computer Science or a related field and at least one year of experience in network operations. This position offers a hybrid work model, blending in-office collaboration with remote flexibility.

Benefits

Hybrid working model

Open and inclusive company culture

Ownership and recognition for impact

Qualifications

• Minimum 1 year of experience in enterprise or data center network operations/support.
• Strong knowledge of TCP/IP, VLANs, switching, and routing protocols.
• Experience working in multi-vendor environments (e.g., Cisco, Juniper, Fortinet).

Responsibilities

• Assist in the day-to-day operations of datacenter networking equipment.
• Perform first and second-line troubleshooting for network issues.
• Support network changes and product validation before production deployment.

Skills

Network troubleshooting

Problem-solving

Effective communication

Collaboration

Education

Bachelor's degree in Computer Science, Information Technology, or related field

Tools

Cisco routers

Fortinet firewalls

Network monitoring tools

Job description

Link to Privacy Policy Link to Cookie Policy****Company Description****Checkout.com is where the world checks out. Our global network powers billions of transactions every year, making money move without making a fuss. We spent years perfecting a service most people will never notice. Because when digital payments just work, businesses grow, customers stay, and no one stops to think about why.With 19 offices spanning six continents, we feel at home everywhere – but London is our HQ. Wherever our people work their magic, they’re fast-moving, performance-obsessed, and driven by being better every day. Ideal. Because a role here isn’t just another job; it’s a career-defining opportunity to build the future of fintech.****Job Description****Network connectivity is the foundation of secure, high-performance payment systems, enabling seamless data flow between datacentres, cloud environments, and office locations.At Checkout.com, our Network Engineers maintain the critical network infrastructure that connects our global payments platform, ensuring reliable, secure, and scalable connectivity for our merchant solutions worldwide.We are looking for a Network Engineer who is eager to learn, has a strong technical foundation, and is passionate about working in an engineering environment. You will play a key role in supporting our robust, scalable network infrastructure.You will work closely with Senior Engineers and datacentre operations to ensure the stability and security of our connectivity. This is a fantastic opportunity to gain exposure to enterprise-level networking, cloud environments, and multi-vendor technologies while growing your career.****How You’ll Make An Impact:***** Operational Support: Assist in the day-to-day operations and maintenance of datacenter networking equipment, including Cisco routers, switches, Fortinet firewalls and & Cloud networking technologies.* Troubleshooting: Perform first and second-line troubleshooting for network issues, utilizing monitoring tools to identify and resolve performance bottlenecks.* Testing & Validation: Support initiatives for network changes and product validation to ensure reliability before production deployment.* Implementation: Assist with the configuration and deployment of network hardware and software updates under the guidance of senior team members.* Documentation: Create and maintain comprehensive network documentation and standard operating procedures (SOPs) to ensure accurate knowledge sharing.* Collaboration: Work with internal teams and external vendors to assist with circuit deliveries, equipment installations, and maintenance windows.****What we’re looking for:***** Education: Bachelor's degree in Computer Science, Information Technology, or a related field.* Experience: Minimum 1 years of experience in enterprise or data centre network operations/support.* Technical Core: Strong knowledge of TCP/IP, VLANs, switching, and routing protocols .* Multi-Vendor Skills: Experience working in multi-vendor environments (e.g., Cisco, Juniper, Fortinet).* Monitoring: Familiarity with network monitoring tools and standard troubleshooting methodologies.* Certifications: Relevant Associate-level certifications (CCNA, JNCIA) are required. Professional-level certifications (CCNP) are welcomed but not required.****Highly Desirable:***** Experience with firewall administration and VPN technologies.* Basic understanding of secure networking practices.* Knowledge of Data Centre or Cloud networking concepts (AWS, Azure)* Familiarity with scripting or automation basics (Python/Bash) is a plus.****Personal Qualities:***** Strong problem-solving and analytical capabilities.* Effective communication skills and ability to collaborate across teams.* Ability to work independently and manage multiple projects simultaneously.* Willingness to learn new technologies and adapt to changing requirements.****Bring all of you to work****We create the conditions for high performers to thrive – through real ownership, fewer blockers, and work that makes a difference from day one.Here, you’ll move fast, take on meaningful challenges, and be recognized for the impact you deliver. It’s a place where ambition gets met with opportunity – and where your growth is in your hands.We work as one team, and we back each other to succeed. So whatever your background or identity, if you’re ready to grow and make a difference, you’ll be right at home here.It’s important we set you up for success and make our process as accessible as possible. So let us know in your application, or tell your recruiter directly, if you need anything to make your experience or working environment more comfortable.****Life at Checkout.com****We understand that work is just one part of your life. Our hybrid working model offers flexibility, with three days per week in the office to support collaboration and connection.to learn more about our culture, open roles, and what drives us.For a closer look at daily life at Checkout.com, follow us on and