Senior Linux Systems Engineer
Content + Source + Freshness • 11 Dec 2025 • 95% confidence
Offer value
Offers robust opportunities for advancement in a critical technical sphere with extensive responsibilities within a cloud environment.
- Involvement in managing critical payment platforms
- Long-term career growth in technical ecosystems
- Opportunities to work with cutting-edge technology
Pros
- Key role in supporting significant payment systems across the UK
- Potential for long-term career development in tech
- Opportunities to work with modern technologies and methodologies
Cons
- High expectations for performance and system reliability
- Requires expertise in multiple technical domains
- Fast-paced environment with possible stress from critical systems
Who it's for
Senior / Lead • Remote work encouraged with flexibility
Good fit
- Senior Linux engineers
- Tech-savvy professionals interested in cloud solutions
- Individuals with experience in payment system management
Not recommended for
- New hires without hands-on systems engineering experience
- Those unwilling to take on high responsibility roles
- Candidates seeking non-technical positions
Motivation fit
Key skills
About the job
We’re looking for people to join the Access family, who share our passion for believing in better, and who will help us continue to grow.
Love Work. Love Life. Be You. - is central to our success and how we give our customers the freedom to do more of what's important to them.
What does Access offer you?
We offer a blended approach to office working, encouraging you to collaborate and connect in one of our thriving offices. We deliver on what we say, taking the development of our people seriously. We’ll work with you to progress your success plan and provide opportunities to accelerate your career.
On top of a competitive salary, our standard 25 days holiday (which goes up the longer you’re with us), and a matched pension scheme, you’ll also be able to choose from a range of benefits to suit you. We’re an organisation that likes to give back, so you’ll also have one charity day allocated to support a cause that matters to you.
About the role:
We are seeking a L3 Senior Systems Engineer to play a key role in an engineering team that is responsible for the operation of critical platforms supporting thousands of customers and millions of citizens. You will be at the heart of the team that designs, builds and operates modern, secure, high availability and high-performance payments processing platforms and other key solutions that maximise the efficiency of operations of our customers.
The platforms that you will be working on support organisations across the UK, from enabling payments for major clean air initiatives such as the congestion charge and ultra-low emissions zones in London, enabling local authorities to support vulnerable citizens, and enabling payments for the BBC license fee. While doing this you will be delivering innovative changes that support Open Banking, payment wallets and alternative payment methods.
These platforms private cloud, using the latest technologies to ensure that they deliver excellent service to our customers. Some of them are integrated into telephony solutions to deliver payment processing services.
Day-to-day, you will:
Design, deploy and maintain Linux-based servers, applications, and virtual environments, ensuring secure, high-availability platforms.
Monitor and optimise system performance, troubleshoot critical incidents, and lead recovery efforts to minimise downtime.
Automate routine tasks, maintain compliance with PCI-DSS, and implement robust monitoring/alerting solutions.
Collaborate with internal teams and external partners on payment and telephony solutions, providing knowledge sharing and technical support.
Skills & experience:
Strong Linux server administration skills (RHEL) with experience in virtualisation (VMware), automation (Puppet, scripting), and monitoring tools.
Background in secure, high-availability environments (preferably payments), with knowledge of PCI DSS and networking fundamentals.
Experience with systems integration, telephony platforms, and technologies such as MySQL, Apache, Kafka, Elasticsearch, Redis, and Tomcat.
Strong troubleshooting, communication, and collaboration skills, with a DevOps mindset and commitment to continuous learning.
What are we all about?
The Access Group is one of the largest UK-headquartered business management software providers. It provides solutions that empower more than 160,000 small and mid-sized organisations in commercial and non-profit sectors across Europe, USA and APAC, giving every employee the freedom to do more of what's important. Its innovative cloud solutions and integrated AI software experience across multiple Access products transform how business technology is used. Access employs approx. 8,500 people, continuously driving product innovation and customer service excellence.
At Access, we are committed to creating a welcoming and inclusive environment where everyone can thrive. If you're excited about this role, (even if your previous experience doesn't align perfectly), you might just be the perfect fit for us! We wholeheartedly believe in equality for all and the transformative power of diversity.
Why not join our vibrant team where you can love what you do, love how you live, and most importantly, be authentically you? Let's make a difference together.
Love Work. Love Life. Be You.
