Mobile developer Work, Jobs in Cheltenham, Gls (with Salaries)

Software Engineering Professional
BT Group —Cheltenham
- Full-time
- Java
- SQL
- C++
- Annual leave
- Employee discount
Android Security Researcher
CoreTech Security Services —Cheltenham
- Full-time
- Java
- Analysis skills
- C++
Senior Software Engineer – Customer Platform Engineering
Obsidian Security —Cheltenham
- £111,000 - £123,000 a year
- AWS
- APIs
- AI
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3h

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Android Security Researcher
CoreTech Security Services —Cheltenham
2 weeks paternity leave at full pay as soon as you join, further enhanced to 4 weeks full pay from 2 years’ service.
Cyber Security Researcher
CoreTech Security Services —Cheltenham
2 weeks paternity leave at full pay as soon as you join, further enhanced to 4 weeks full pay from 2 years’ service. Reverse engineering in IDA Pro or Ghidra.

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Software Engineering Professional

BT Group -
Cheltenham

Apply Now

Job details

Full-time

Benefits

Cycle to work scheme
Season ticket loan
Annual leave
Company pension
Employee discount

Qualifications

Kubernetes
Ansible
XML
Visual Basic
C#
NoSQL
Git
Test-driven development
.NET
Java
SQL
C++
Docker
Scripting
Angular
APIs
Software testing
Linux
Python
HTML
MySQL

Full job description

Job Description

Job Title: Software Engineering Professional

Req ID: 55445

Job Function: Security

Posting Start Date: 12/03/2026

Posting End Date:

Division: UK Business

Job Location: GBR Cheltenham TE

Advertised Salary: Competitive Salary + Benefits

Recruiter: Krystle James

Career Grade: E

Internal Closing Date: 19/02/26

Due to the sensitive nature of this role, you will be required to undergo DV (Developed Vetting) level Security Clearance ( https://www.gov.uk/government/publications/united-kingdom-security-vetting-clearance-levels/national-security-vetting-clearance-levels) . An allowance of £5k per annum may be payable monthly while you hold this DV and continue to work in a role that requires that level of security clearance. The terms of this allowance will be made available if you are successful in being recruited into this role.

Security isn’t always the first thing that comes to mind when you think of BT, but when it comes to keeping everyone safely connected, We Are The Protectors. We deal with thousands of cyber-attacks every day, so that millions of people can safely go about their daily lives and run their businesses. We deliver vital work at scale, with real breadth and impact. We connect for good.
You'll be joining a specialist security team that is a trusted partner to governments worldwide, protecting critical national infrastructure and committed to the safety and security of our nation and global communities. Our mission focused work is innovative, inspiring and technologically challenging in a way that makes every day different and stimulating. We provide the opportunity to work on rare projects, with exciting tools and brilliant people. Everyone has access to unparalleled professional and personal development opportunities and your contribution is always valued.

Why this job matters

The Software Engineering Professional supports the execution of the software engineering strategy and roadmap that supports BT's commercial strategy through cross functional project and technical delivery and the participation of a team that pursues innovation as well as engineering excellence.

Security isn’t always the first thing that comes to mind when you think of BT, but when it comes to keeping everyone safely connected, We Are the Protectors. We deal with thousands of cyber-attacks every day, so that millions of people can safely go about their daily lives and run their businesses. We deliver vital work at scale, with real breadth and impact. We connect for good.

You'll be joining a specialist security team that is a trusted partner to governments worldwide, protecting critical national infrastructure and committed to the safety and security of our nation and global communities.

This job role can be based in Cheltenham or Manchester. Onsite (5 days office based). Monday-Friday 9am-5pm. You will need to be eligible to obtain DV Security Clearance before starting this role. You will need to have lived in the UK for 10+ years to be eligible.

What you’ll be doing

Supports the design and development of software solutions in accordance with the wider architecture and security standards
Supports in the execution of technical decisions, technology choices and architecture for a wide range of high-performance products, capabilities, and platforms, effectively balancing short-term impact with long-term transformation
Maintains systems by monitoring and correcting software defects
Supports the implementation and maintenance of high-quality tools and automation processes to support continuous delivery and developer productivity
Writes, tests and reviews code, refining and rewriting as necessary under supervision and communicates to engineering professionals and colleagues involved in the project

Essential Skills

Programming/Scripting
Continuous Integration/Continuous Deployment
Software Testing
Version Control
Agile Development

What we'd like to see on your CV

The various phases of the software test lifecycle such as FAT, SAT, UAT, Integration
Different test techniques such as black box, white box, soak, performance
TDD/BDD
Dev-Ops
Continuous Integration (CI) and Continuous Deployment (CD)
Evidence of testing on multiple platforms such as Linux and Windows and within different languages – Python, Ansible, Mongo, XML, VB, Java, C#, .Net, HTML, AngularJS, JSON, C++, SQL/MySQL/NoSQL, Mongo, Git, Docker, Kubernetes
API, Stub and Harness Testing

Benefits

Competitive salary
10% on target bonus (Depending on country based)
BT Pension scheme, minimum 5% Employee contribution, BT contribution 10%
On-call allowance (Depending on the requirements of the role)
25 days annual leave (not including bank holidays), increasing with service
Huge range of flexible benefits including cycle to work, healthcare, season ticket loan
World-class training and development opportunities
From January 2025, equal family leave: receive 18 weeks at full pay, 8 weeks at half pay and 26 weeks at the statutory rate. It’s for all parents, no matter how your family is made up.
Enhanced women’s health support: including help with menopause symptoms, cancer screenings, period care and more.
24/7 private virtual GP appointments for UK colleagues
2 weeks paid carer’s leave
World-class training and development opportunities
Option to join BT Shares Saving schemes.
Discounted broadband, mobile and TV packages

#LI-Onsite

Security is one of the fastest growing parts of our global organisation. We are protecting our networks from more than 6,500 cyber attacks each day, investing over £40m in research each year - and in employing nearly 3,000 people, we’re also the largest private cyber employer in the UK. With incredible opportunities to learn, develop and grow your skills, we’ll invest in you, nurture your potential and shape your future – whatever your background or experience.

In today’s world, safe and secure digital connections have never been more vital. You’ll be joining a global company operating at the forefront of the information age: BT employs 90,000 people in 180 countries. With huge scale, we’re capable of achieving great things, striving to be personal, simple, and brilliant for our customers whilst creating an inclusive working environment where people from all backgrounds can succeed. Play your part. Make a difference. We are the Protectors.

A FEW POINTS TO NOTE:

Although these roles are listed as full-time, if you’re a job share partnership, work reduced hours, or any other way of working flexibly, please still get in touch.

We will also offer reasonable adjustments for the selection process if required, so please do not hesitate to inform us.

DON'T MEET EVERY SINGLE REQUIREMENT?

Studies have shown that women and people who are disabled, LGBTQ+, neurodiverse or from ethnic minority backgrounds are less likely to apply for jobs unless they meet every single qualification and criteria. We're committed to building a diverse, inclusive, and authentic workplace where everyone can be their best, so if you're excited about this role but your past experience doesn't align perfectly with every requirement on the Job Description, please apply anyway - you may just be the right candidate for this or other roles in our wider team.

Apply Now

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mobile developer jobs in cheltenham, gls

Software Engineering Professional

Android Security Researcher

Senior Software Engineer – Customer Platform Engineering

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