Infrastructure Engineer (Network)
CompanyFinancial Ombudsman Service
Location
London, England, United Kingdom
Employment TypeFull-time
Posted At6/9/2026
UK Visa Sponsorship Analytics
Analytics are greyed out due to low classification confidence (55.0%).
Occupation TypeIT network professionals
Occupation Code Skill LevelHigher Skilled
Sponsorship Salary Threshold
£45,600
(£23.38 per hour)
Occupation rate applies
Above analytics are generated algorithmically based on job titles and may not always be the same as the company's job classification. You can also check detailed occupation eligibility, and salary criteria on our UK Visa Eligible Occupations & Salary Thresholds page.
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Description
Looking for a new challenge?
Take a look at our current vacancies. If you see a vacancy that is right for you, we encourage you to apply!
Network Engineer
Join a team where Purpose drives everything we do, Ambition fuels our growth, Respect shapes our culture and Trust builds our foundation.
We're not just hiring — we're inviting you to build the future with us. If you're curious, driven, and ready to leave your mark, this is your invitation to make your next move.
Contract: Permanent
Working hours: Full-time, 35 hours per week (The team offers support 07:00-18:00 and you will be working on a rotational basis. Occasional out of hours work will be required, this may be paid or time off in lieu. Occasional travel to other sites will be required)
Salary: London £65,221 - £75,000 (Salary that will be offered, is heavily dependent on the candidate’s experience).
Other UK locations £58,075 - £65,000.
Location: London / Manchester / Coventry
Reporting to: Network Manager
By joining our team, you'll enjoy the best of both worlds – hybrid working and the collaboration of a great office environment. Our permanent hybrid policy sees us all working at least four days across a fortnight in the office.
About Us:
The Financial Ombudsman Service is an independent, not-for-profit organisation that plays a vital role in UK financial services. Every day we help resolve disputes between consumers, or small businesses, and their financial service providers.
Using a cloud first approach, our Infrastructure department provides the foundation for all of our IT and communication services.
As an experienced Network Engineer, you’ll be responsible for maintaining the stability and performance of our core modern enterprise infrastructure and systems. This is a broad network engineering role. Alongside ‘BAU’ responsibilities, you will help deliver ongoing service improvements and contribute to the implementation of projects, ensuring that current and future requirements are met.
If you are looking for a network engineering role where you can build on existing expertise, take ownership of your technical development, and play an active role in driving innovation, automation and service improvement, then this role could be a great fit for you.
We are looking for engineers who are already operating at a strong level, with a proactive approach to learning through self-study, lab work and engagement with evolving network technologies.
What You’ll Do:
Take a look at our current vacancies. If you see a vacancy that is right for you, we encourage you to apply!
Network Engineer
Join a team where Purpose drives everything we do, Ambition fuels our growth, Respect shapes our culture and Trust builds our foundation.
We're not just hiring — we're inviting you to build the future with us. If you're curious, driven, and ready to leave your mark, this is your invitation to make your next move.
Contract: Permanent
Working hours: Full-time, 35 hours per week (The team offers support 07:00-18:00 and you will be working on a rotational basis. Occasional out of hours work will be required, this may be paid or time off in lieu. Occasional travel to other sites will be required)
Salary: London £65,221 - £75,000 (Salary that will be offered, is heavily dependent on the candidate’s experience).
Other UK locations £58,075 - £65,000.
Location: London / Manchester / Coventry
Reporting to: Network Manager
By joining our team, you'll enjoy the best of both worlds – hybrid working and the collaboration of a great office environment. Our permanent hybrid policy sees us all working at least four days across a fortnight in the office.
About Us:
The Financial Ombudsman Service is an independent, not-for-profit organisation that plays a vital role in UK financial services. Every day we help resolve disputes between consumers, or small businesses, and their financial service providers.
Using a cloud first approach, our Infrastructure department provides the foundation for all of our IT and communication services.
As an experienced Network Engineer, you’ll be responsible for maintaining the stability and performance of our core modern enterprise infrastructure and systems. This is a broad network engineering role. Alongside ‘BAU’ responsibilities, you will help deliver ongoing service improvements and contribute to the implementation of projects, ensuring that current and future requirements are met.
If you are looking for a network engineering role where you can build on existing expertise, take ownership of your technical development, and play an active role in driving innovation, automation and service improvement, then this role could be a great fit for you.
We are looking for engineers who are already operating at a strong level, with a proactive approach to learning through self-study, lab work and engagement with evolving network technologies.
What You’ll Do:
- Take ownership of specific network systems and services, ensuring they are maintained throughout their lifecycle and meet defined availability, performance, security and supportability standards.
- Ensure the smooth operation of services while adhering to agreed SLAs, taking accountability for escalated technical issues and delivering sustainable, well-understood resolutions.
- Act as a strong communicator, building effective relationships with stakeholders across technical and non-technical teams to understand requirements, expectations and areas for improvement.
- Work closely with project managers, stakeholders and delivery teams to understand both business and technical requirements, contributing to the successful delivery of network solutions.
- Take ownership of technical delivery activities, ensuring solutions are implemented in a stable, scalable and supportable manner aligned to organisational standards.
- Contribute to network design activity, working alongside our architecture team to provide input, feedback and practical implementation considerations.
- Drive continuous improvement by identifying and implementing changes where services do not meet expected standards, or where there are opportunities to enhance performance, resilience, security or efficiency.
- Proactively identify, assess and remediate security vulnerabilities across the network estate.
- Provide technical expertise and guidance, influencing decisions on improvements, standards and future direction of services and technologies.
- Maintain high-quality design, implementation and operational documentation to support ongoing service stability and knowledge sharing.
Minimum Criteria –
- Currently operating at an experienced network engineer level, with evidence of independently taking ownership of network systems and delivering implementation, operational support and service improvements.
- Strong hands-on experience with Cisco networking technologies, including routing and switches (Nexus and Catalyst), SD-WAN, Wireless, and remote access solutions (e.g. Cisco Secure Client/AnyConnect and ASAv), with the ability to implement, support and troubleshoot in a complex environment.
- Experience working with enterprise cloud networking, ideally within Microsoft Azure IaaS; candidates with equivalent experience with other major cloud providers will also be considered.
- Solid understanding and practical experience of IP routing protocols and data centre network architectures, including OSPF, MP-BGP, and modern fabric technologies such as VXLAN and EVPN, with the ability to implement and troubleshoot in a production environment.
- Experience supporting network security technologies, including firewalls and network access control solutions (e.g. Cisco ISE), with the ability to understand, manage and troubleshoot security policies and configurations.
- A good match on an individual level to our organisational values.
- Natural curiosity and a keen interest in all things ‘network engineering’– you like to build your own knowledge by attending webinars, listening to podcasts etc.
- In addition, it would be highly desirable if candidates are studying towards or are qualified with Cisco CCNP or CCIE.
We are a values led organisation. Our values define our culture, influence our decisions, and underpin our vision and strategy. They set out how we play our PART through Purpose, Ambition, Respect and Trust. You can learn more about our values here: https://www.financial-ombudsman.org.uk/who-we-are/aims-values
- Flexibility: Work your way — remote, hybrid, or in-office
- Wellbeing: [Health plan, gym memberships, mental health support]
- Growth: We invest in your future with [courses, mentorship, promotions]
- Culture: Diverse. Inclusive. Collaborative. Fun.
- 25 days holiday entitlement, with the option to buy extra or sell days
- Generous pension
- Various Family Friendly Policies, including enhanced maternity pay, carers and dependants leave
- Employer provided benefits such as Private medical insurance, virtual GP, Critical illness cover, Life assurance cover, to name a few
- Choice of voluntary benefits including Technology scheme, Cycle to work scheme, Will-writing service amongst others
Apply in a few minutes
Upload your CV to apply for this role.
Applications need to be submitted by 22nd June 2026.
The next stage of the assessment process will be a MS Teams call and/or an online criteria assessment.
Due to high application numbers this advert may end earlier than the date specified, so please don't delay and apply now!
A full job profile is available on request and will be provided to candidates shortlisted to the first stage of the assessment process.
The Financial Ombudsman is an Equal Opportunity Employer.
We celebrate diversity and are committed to creating an inclusive environment for all team We view diversity as fundamental to our success and welcome applications from underrepresented groups across all communities. Please click on the link below to find out more
https://www.financial-ombudsman.org.uk/who-we-are/aims-values/diversity-inclusion
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