MongoDB DBA

JR United Kingdom; Lincoln; Hybrid; GBP 45,000 - 70,000; Full time

Job summary

A leading company in the UK is seeking a MongoDB Database Administrator to join their Integration Platform team. This role involves designing, building, and maintaining MongoDB databases in a hybrid working environment. Candidates should have proven technical expertise in MongoDB and a commitment to collaboration and mentoring. The organization values fairness and societal benefit and offers competitive salary and employee benefits, including a personal pension and annual performance bonuses.

Benefits

Personal pension with employer top-up

Up to 2 days paid volunteering annually

Life assurance (8x salary)

Annual performance bonus

Training and development opportunities

Qualifications

• Proven experience with MongoDB, including architecture and replication.
• Familiarity with Linux and supporting MongoDB OpsManager.
• Ability to mentor others and work across multiple projects.

Responsibilities

• Design, build, and implement MongoDB solutions.
• Collaborate within delivery teams applying technical leadership.
• Guide less experienced engineers and perform troubleshooting.

Skills

MongoDB

Linux

JSON document structures

Performance tuning

Stakeholder relationship

Tools

Ansible

Kafka

Red Hat OpenShift

Job description

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Hybrid (x2 days on site/ x3 Work from home)

If you are looking for an exciting opportunity to make a difference with great job satisfaction in a fast, dynamic, and thriving team, then join our Integration Platform team at Nationwide. We are central to the society’s tech strategy and the focal point for our current and future Kubernetes platform.

As a MongoDB Database Administrator, you will work in project teams designing, building, and maintaining MongoDB databases and infrastructure to deliver strong business solutions. You will be involved from design and build to supporting both non-production and production environments. We foster a learning culture at NBS, encouraging ongoing development and skill enhancement in relevant technologies. You will have opportunities to collaborate and share ideas within our professional communities.

We are open to flexible working arrangements to support your performance and well-being.

At Nationwide, we offer hybrid working options. Our approach promotes rewarding relationships by bringing colleagues together across the UK while supporting generous home working. We value in-office time for problem-solving, learning, and connection.

For this role, you will spend at least two days per week in our offices in London, Swindon, Northampton, or Bournemouth. If you are outside these locations, you will need to attend once a month for workshops and meetings. Further details will be provided upon successful application. Please apply promptly, as we may close the vacancy early if we receive high interest.

What you’ll be doing

You will collaborate within delivery teams, applying your technical leadership and SME knowledge to design, build, and implement solutions in MongoDB. You will guide less experienced engineers and contribute to creating fit-for-purpose designs to meet team objectives. On-call work may be required occasionally.

About you

You should have proven experience in delivering technical solutions with MongoDB, including:

• Linux operating system concepts
• Configuring and supporting MongoDB OpsManager for backups and deployments
• Understanding MongoDB architecture, replication, and sharding
• Supporting JSON document structures, including export/import
• Troubleshooting and performance tuning in MongoDB for development and testing teams
• Ability to work across multiple projects and teams
• Willingness to share expertise and mentor others
• Strong stakeholder relationship skills
• Quick learner of new technologies

Knowledge and experience in at least three of the following areas are desirable:

• Infrastructure as Code (e.g., Ansible)
• LDAP integration
• Red Hat OpenShift
• Kafka
• Network/security concepts
• Agile/Scrum methodologies
• Regulatory environments (PCI, GDPR)
• Working with third-party suppliers

Our Customer First behaviours include:

• Say it straight - Be honest, clear, and understandable.
• Push for better - Strive for continuous improvement.
• Get it done - Prioritize impactful work, be decisive, and accountable.

We encourage you to highlight relevant experience in your application to improve your chances, as we review each application individually.

The extras you’ll get

Our employee benefits include:

• A personal pension with employer top-up
• Up to 2 days paid volunteering annually
• Life assurance (8x salary)
• Additional benefits via salary sacrifice schemes
• Wellhub health and wellness options
• Annual performance bonus
• Training and development opportunities

What makes us different

Nationwide is the UK’s largest building society, serving over 15 million customers. Owned by our members, we operate differently from traditional banks, focusing on fairness and societal benefit. Joining us means being part of a purpose-driven organization committed to positive change and rewarding careers. We aim to reach more people in the UK and promote the choice of a mutual over traditional banking institutions.