Infrastructure Engineer

Financial Ombudsman Services; Greater London; Hybrid; GBP 58,000; Full time

Job summary

A financial services organization in Greater London is seeking an Infrastructure Engineer to enhance enterprise technology. The role involves supporting and improving systems related to Microsoft Active Directory, Exchange Server, and 365 collaboration tools. Candidates should have strong problem-solving skills and experience in a technical team. The position offers a competitive salary, flexible work options, and numerous professional growth opportunities within a diverse and inclusive culture.

Benefits

25 days holiday entitlement

Generous pension

Private medical insurance

Gym membership discounts

Wellbeing support programs

Qualifications

• Strong attention to detail – writing and maintaining documentation.
• Experience resolving technical problems and delivering upgrades.
• Ability to define and implement technical solutions.

Responsibilities

• Support, maintain, and improve systems.
• Ensure SLAs are met for day-to-day support.
• Continuously update advanced technical knowledge.

Skills

Microsoft Active Directory

Microsoft Exchange Server

Microsoft 365 collaboration technologies

Email systems routing and configuration

MS Teams

EntraID and EntraConnect

Job description

we encourage you to apply!

Infrastructure Engineer

Ready to take your tech career to the next level? Join a forward-thinking team that’s driving enterprise technology. You’ll play a key role in delivering innovative solutions that make a real impact.

We’re looking for tech experts with hands‑on expertise in Microsoft Active Directory, Exchange Server, Microsoft 365 collaboration tools, and advanced email routing and configuration.

If you’re energised by innovation and thrive in a dynamic environment, we’d love to hear from you!

: Permanent

Salary : Circa £58,000 (Dependant on experience)

Working hours : 35 hours per week is full time.

Reporting to : Infrastructure Collaboration and Identity Manager

Location : London, Docklands -

Join our community – This is a great opportunity to learn about the Financial Ombudsman and the work that we do.

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. At the Financial Ombudsman Service, we make decisions on a range of complex and difficult issues. Every year we resolve hundreds of thousands of disputes between consumers or small businesses and their financial service providers – and if we believe a customer hasn’t been treated fairly, we can step in to put things right.

The purpose of the role

Our IT and Transformation teams and their work are closely aligned. Last year we welcomed our new CTO and this year will see him launch the new IT strategy for the department. With the move to cloud computing in 2023 and the ever‑changing technology landscape, it is a very exciting time to be joining the Technology team here at the Financial Ombudsman Service.

Our Infrastructure department provides the foundation for all IT services and delivers communication services for the organisation. The Collaboration and Identity team sits within Infrastructure and provides core Identity (Active Directory, Entra, SSO) and Collaboration (Email, Telephony, MS Teams) technologies to the business.

What you’ll do

You will be the go‑to person for anything related to the systems you are supporting, delivering support, maintenance, and improvements.

Take ownership of technical development and ensure SLAs for day‑to‑day support are met.

Continuously updating your advanced technical knowledge.

A strong communicator with the ability to build relationships and understand requirements and improvements that can be made.

Minimum Criteria

Well organised with strong attention to detail – you’ll be writing and maintaining design, installation and configuration documentation.

Experience working in a technical team in an enterprise environment where you’ve been resolving technical problems, delivering upgrades and continuous improvements.

Experienced in defining technical solutions to meet requirements – you’ll have carried out implementation and detailed level support, including processing architectural changes.

Fosters a culture of customer first, focuses on continual upskilling, and mentoring junior members of the team.

Evidenced technical depth across the following :

• Microsoft Active Directory
• Microsoft Exchange Server (Including Exchange on‑prem, online and hybrid configuration)
• Microsoft 365 collaboration technologies
• EntraID and EntraConnect
• MS Teams
• Outlook
• Email systems routing
• Email systems routing and configuration (DKIM, SPF, DMARC etc)

Why you’ll love working with us

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 :

Flexibility : Work your way — 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.

We also offer an attractive, competitive salary and flexible benefits to suit our people. Here’s a list of some of the many benefits and perks you can get for working with us :

• 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
• Gym membership discounts, and a fully equipped on‑site gym open 24 / 7 in London only

Let’s make this easy

Apply with your up to date CV, ensuring you are highlighting where your experience fits the minimum criteria.

Applications need to be submitted by Midnight on Monday 29th, December 2025

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 our 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

Authenticity of applications

To ensure a good candidate experience we do not use AI tools for our screening process. As such we value authentic personal applications.

We wish you the best of luck with your application