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Senior Software Developer (Service Now) - FCDO - SEO

Government Digital & Data -

Full-time (Permanent)
£48,801 - £53,697 Location allowance £1750
Published on
18 December 2025
Deadline
15 January 2026

Location

Hanslope, South East England, MK19 7BH

About the job

Job summary

At FCDO Services we protect the UK’s interests at home and overseas. We design and construct secure government buildings and courier diplomatic packages worldwide, safeguard government tech and a whole lot more. Our work is as varied and vital as it gets, but we never lose sight of our people. Their skills, aspirations and growth mean as much as the global mission we’re on. In our world, it all matters.

Job description

Our Digital and Data technology team are at the forefront of digital innovation. They provide best-in-class solutions for our clients, helping to shape and support a data driven future for the UK government. Whether it’s creating bespoke, secure software, offering programme and application support or moving an entire embassy’s servers to a Cloud platform, no matter the task, they’re on hand to provide support. Now, you’ve got the opportunity to join them.

 

Providing innovation to government partners

Delivering best-in-class solutions

Working at the cutting-edge of technology

It all matters


Deliver and integrate world-class software for our global customers

When you join our collaborative and creative team of software developers, it will be your task to design, code, test, correct and document large programmes and modifications from supplied specifications, and provide costs, timescales and estimate the resources required to effect change. Using all your skills as you collaborate with our clients and users on the content and appearance of complex web pages, we’ll also expect you to create and test pages with specified content and layout, and develop web interfaces to new or existing applications.

You’ll have a number of other important responsibilities – these include analysing data requirements to establish, modify or maintain object and data models, evaluating potential solutions and demonstrating, installing and commissioning the selected products. Using application management software and tools to collect performance statistics to ensure targets are met, you’ll perform essential maintenance and identify and resolve any problems you encounter. In addition, you’ll maintain your knowledge of specific technical specialisms, use this to execute a range of specific tasks, and provide detailed advice regarding their application.

Use all your specialist development skills as you help defend the UK’s interests

With Agile and ITIL Foundation level qualifications or relevant practical experience in a similar role to this one, you should hold Microsoft role-based certification and be skilled at working with technologies in a secure enterprise environment. It’s also important that you possess well developed knowledge of database concepts, architectures, software and facilities such as ServiceNow Studio,Business Rules, Client Scripts, UI Policies, UI Actions,Flow Designer / Workflow Editor, Service Catalog & Request Management, CMDB (Configuration Management Database),Performance Analytics & Reporting and Security & ACLs, have a good understanding of object and data modelling techniques and design principles.  Skills and in depth knowledge of the below are essential:

It goes without saying that you’ll have excellent numerical and analytical skills, and extensive knowledge of relevant programming languages such as JavaScript, HTML/CSS, REST/SOAP APIs, SQL and JSON/XML  . In addition, subject matter expertise in a key technology, tool or product would be desirable, as would experience of working in a variety of ITIL3 environments and ServiceNow Certified System Administrator (CSA) and ServiceNow Certified Application Developer

Discover the support you need to grow your career further

But we’re always looking to improve – just like you. That’s why when you join us, expect to receive a competitive salary, generous holiday entitlement and a Civil Service Pension. Along with this, you’ll also have access to training and other development opportunities to help grow your career with us. Our offices have an on-site gym, nursery, café, and restaurant, and we offer interest-free loans on season tickets and bikes to help you get there. It's a great set of benefits made to support all you do, and all you need.

Want to see your future team’s work in action? Step into our Virtual Embassy and select a guide to take you round to see how we deliver for government customers and how you could help. Explore the embassy now at virtual-embassy.fcdoservicescareers.co.uk

Every single colleague must be security cleared before joining us. If you’re successful in your application, we’ll ask you to undergo our vetting process to achieve Security Checked (SC) clearance. You can find out more about vetting at fcdoservicescareers.co.uk/how-to-apply/

To find out more about our benefits and our organisation, please visit fcdoservicescareers.co.uk

It takes a diverse team to protect a diverse world

The vital work we do takes an incredible community of colleagues, with different skills, backgrounds, cultures and identities. We support every individual, so that you always know you’re welcome and valued. It’s what makes us a Disability Confident employer. And why we’re recognised as a ‘Carer Confident’ workplace. And it’s how you know you’re joining an inspiring, inclusive organisation. 

Person specification

We are looking for people with:

  • Agile & ITIL Foundation level / relevant experience.
  • Microsoft role-based certification – Associate, and relevant product certifications.
  • Knowledge of database concepts, object and data modelling techniques and design principles and of database architectures, software and facilities.
  • Substantial experience in relevant roles, including technologies in an enterprise environment, and of working within a secure environment.
  • Extensive knowledge of relevant programming languages

Qualifications

Agile & ITIL Foundation level / relevant experience - if relevant experience please ensure you add the detail to your application
Microsoft role-based certification – Associate, and relevant product certifications;

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