Senior Cloud and Infrastructure Engineer

UK1 Finastra International Limited; Greater London; On-site; GBP 90,000 - 120,000; Full time

Benefits offered by this job

Hybrid working

Pension plan

Health initiatives

Paid holidays

Wellbeing support

Job summary

Finastra in London is seeking a Senior Cloud and Infrastructure Engineer to design, build and operate secure, scalable cloud and network architectures for a highly regulated financial services environment. You will lead hands-on networking and collaborate across security and infrastructure teams to deliver end-to-end solutions.

The role emphasizes infrastructure automation, reliability, and performance, with a strong focus on security, resilience and compliance.

Qualifications

• Strong hands-on experience across networking, cloud and infrastructure engineering.
• Experience with VPN, VNets, subnets, Private Link Networking and VLANs.
• Production-grade design, implementation and support of cloud infrastructure.
• Experience in secure, resilient, highly available technology environments.
• Strong troubleshooting across infrastructure and network layers.
• Experience with Infrastructure as Code tooling is advantageous.
• Financial services or regulated environment experience is strongly preferred.
• Excellent communication and teamwork in a collaborative setting.

Responsibilities

• Design, implement, operate and continuously improve secure, scalable and resilient cloud and infrastructure environments.
• Lead hands-on networking across virtual networks, subnets, VLANs, routing, switching, firewalls and connectivity between cloud and physical environments.
• Support the operation and management of cloud platforms, physical infrastructure and networking services.
• Monitor infrastructure health and performance, proactively resolving complex cloud, infrastructure and networking issues.
• Identify opportunities to automate infrastructure provisioning and configuration through Infrastructure as Code and scripting.
• Embed security, resilience and compliance considerations into infrastructure design and operations.
• Collaborate with Cloud, Infrastructure, Security and wider technology teams to deliver reliable end-to-end solutions.
• Contribute to technical documentation, engineering standards and infrastructure transformation initiatives.

Skills

Networking fundamentals

Cloud & infrastructure engineering

VPN & VLANs

Infrastructure as Code

Troubleshooting across infra layers

Security & compliance mindset

Collaboration & communication

Tools

Terraform

Ansible

PowerShell

Bash

Python

Infoblox

Job description

Who are we?

At Finastra, we’re a global leader in financial services software, dedicated to expanding access to financial services and shaping what’s next for the industry. Our technology powers mission‑critical solutions across Lending, Payments and Universal Banking, supporting over 7,000 customers, including 80% of the world’s top 50 banks, in more than 110 countries. Finastra has signed an agreement to sell its Universal Banking business to Pollen Street Capital, with completion expected end 2026 / early 2027, subject to consultation and customary closing conditions. Upon completion, this role is expected to transition to the standalone Universal Banking business, creating opportunities to support its future growth and success.

What will you contribute?

As a Senior Cloud and Infrastructure Engineer, you will play a key role in building, operating and evolving the cloud, infrastructure and networking capabilities supporting our business and customers. This is a hands‑on technical role spanning cloud platforms, physical infrastructure and networking, with a particular emphasis on network engineering. You will help deliver resilient, secure and scalable infrastructure within a highly regulated financial‑services environment. The role will report to the Head of Cloud Infrastructure Engineering and will be based in London.

Responsibilities & Deliverables:

• Design, implement, operate and continuously improve secure, scalable and resilient cloud and infrastructure environments.
• Lead hands‑on networking activities across virtual networks, subnets, VLANs, routing, switching, firewalls and connectivity between cloud and physical environments.
• Support the operation and management of cloud platforms, physical infrastructure and networking services.
• Monitor infrastructure health and performance, proactively resolving complex cloud, infrastructure and networking issues.
• Identify opportunities to automate infrastructure provisioning and configuration through Infrastructure as Code and scripting.
• Embed security, resilience and compliance considerations into infrastructure design and operations.
• Collaborate with Cloud, Infrastructure, Security and wider technology teams to deliver reliable end‑to‑end solutions.
• Contribute to technical documentation, engineering standards and infrastructure transformation initiatives.

Required Experience:

• Strong hands‑on experience across networking, cloud and infrastructure engineering, with particularly strong networking fundamentals.
• Strong knowledge of networking concepts including VPN, VNets, subnets, Private Link Networking and VLANs, with the ability to confidently troubleshoot network environments.
• Practical experience designing, implementing and supporting cloud infrastructure in production environments.
• Experience supporting secure, resilient and highly available technology environments.
• Strong troubleshooting capabilities across infrastructure and network layers.
• Experience with infrastructure automation and Infrastructure as Code would be advantageous.
• Experience within financial services, fintech, payments, lending or another regulated environment is strongly preferred.
• Strong communication and collaboration skills, with a practical and team‑oriented approach.

Nice to Have:

• Experience with Infrastructure as Code tooling such as Terraform or Ansible.
• Scripting experience using PowerShell, Bash or Python.
• Experience with CI/CD and DevOps/DevSecOps practices.
• Experience using Network management tools like Infoblox Experience supporting hybrid cloud and on‑premises environments.
• Knowledge of security and compliance

Benefits

We are proud to offer a range of incentives to our employees worldwide.

These benefits are available to everyone, regardless of grade, and reflect the values we stand for:

• Flexibility: Enjoy unlimited vacation, subject to local regulations and business priorities.
• Benefit from hybrid working arrangements and inclusive policies such as paid time off for voting, bereavement, and sick leave.
• Well‑being: Access confidential one‑to‑one support through our Employee Assistance Program, connect with our network of Wellbeing Champions and Gather Groups, and take part in monthly events and initiatives designed to help you thrive—inside and outside of work.
• Health & Financial Security: Medical, life and disability insurance, retirement plans, lifestyle, and other benefits.*
• Sustainability: Paid time off for volunteering and donation‑matching opportunities to support causes that matter to you.
• Inclusion: Get involved in our inclusion communities, such as Count Me In, Culture@Finastra, Proud@Finastra, Disabilities@Finastra, and Women@Finastra—open to everyone who wants to participate and contribute.
• Career Development: Access online learning and accredited courses through our Skills & Career Navigator tool.
• Recognition: Take part in our global recognition program, Finastra Celebrates, and share your voice through regular employee surveys that help shape our culture and ways of working.

*Specific benefits may vary by location.

At Finastra, each individual is unique—bringing their own ideas, perspectives, cultural backgrounds, and experiences. We learn from one another, value what makes us different, and create an environment where everyone feels included, supported, and able to be their authentic selves. Be unique. Be exceptional. Help us make a difference at Finastra. At Finastra, our team members are the driving force behind everything we do. We’re building an environment where bold ideas thrive, careers flourish, and innovation is a shared journey. Whether you're a recent graduate ready to shape the future or a seasoned professional seeking your next challenge, you’ll play a pivotal role in delivering software solutions that redefine what’s possible in financial services. We believe growth is a shared commitment. That’s why we offer a rich ecosystem of learning—from hands‑on training and mentorship to leadership development and industry certifications. You’ll have the freedom to explore new paths, deepen your expertise, and make your mark in a global fintech that’s built for the future. Our career development isn’t just a program—it’s a promise. With access to cutting‑edge tools, a culture of collaboration, and a community that champions your success, you’ll be empowered to lead, challenge, and create meaningful change. Because when we grow together, we innovate together—and that’s how we shape what’s next in finance. We offer incredible career opportunities and your work in close collaboration with fantastic colleagues globally to develop and launch innovative software solutions for our customers. There is a huge range of engaging projects where you can get stuck‑in and add value whilst taking advantage of our ongoing development opportunities to build and hone your skills in your chosen area. Our perks include paid holidays, flexible working hours, a pension plan, and comprehensive health initiatives. Join us to supercharge your career, collaborate with industry experts, and thrive in a nurturing environment that powers both your professional and personal growth With us, you can grow, innovate, and make a real impact. At Finastra, we are proud of the wide range of incentives and benefits we offer our employees globally, reflecting our core values: doing well by doing good, putting people first, and open opportunities. We go beyond statutory requirements to maximise our offerings, investing in flexible working policies, personal growth opportunities, and well‑being programmes. Highlights include our Flexible Vacation Policy, inclusive people policies, hybrid working framework, and comprehensive well‑being support through initiatives like the Employee Assistance Program, the wellbeing Champions and our monthly events and initiatives. Additionally, we emphasise sustainability through volunteering time off and donation matching, champion inclusion through multiple employee networks and cultural initiatives, and invest heavily in career and skills development. Recognition of our employees' efforts is integral, with our global recognition platform and regular employee feedback surveys shaping our inclusive and supportive workplace culture At Finastra, we are committed to creating a workplace where you feel valued and respected. We believe this environment drives innovation and we strive to build a team that reflects the varied backgrounds, perspectives, and experiences of our global ecosystem. This philosophy is at the heart of our culture and the way we work.

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