Senior Software Engineer - Filter and Firewall- Remote ( UK based) (part onsite), Leeds, UK.

Online URL for this job: http://jobs.perl.org/job/22043

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Posted: May 15, 2025

Job title:
Senior Software Engineer - Filter and Firewall- Remote ( UK based)

Company name: Smoothwall by QORIA

Location: Leeds, UK.

Pay rate: 60K-70K

Terms of employment: Salaried employee

Hours: Full time

Onsite: some

Description:
Want to deliver tech with purpose, with people who care?

=C2=A0Join us in our mission to create solutions that help keep children sa=
fe
online.

Who we are?
Headquartered in Perth, Australia, Qoria is an ASX listed global leader in
child digital safety technology and services. We are a purpose-driven
business, operating under the =E2=80=98Linewize=E2=80=99 brand in North Ame=
rica and Asia
Pacific, under the =E2=80=98Smoothwall=E2=80=99 brand in the UK, and under =
the =E2=80=98Qoria=E2=80=99
brand in EMEA. Our solutions are utilized by schools, school districts and
their parental communities to protect children from seeing harmful content
online, to identify children at risk based on their digital behaviors and
to ensure teachers maintain focus and safe learning in the digital
classroom. 27K schools and 6 million parents depend on our solutions to
keep 22 million children safe in 180 countries around the world.

What's the opportunity?

We are looking for an experienced Senior Software Engineer to join our
Smoothwall Appliance Team. This is a high-impact role where you=E2=80=99ll =
work on
a critical product used by thousands of schools and organizations
worldwide. The Smoothwall Appliance acts as a firewall and internet safety
filter, offering content-aware filtering, activity reporting, and
safeguarding alerts for on-site devices. Your work will contribute directly
to improving the core functionality of the appliance, making a difference
in ensuring the safety of students worldwide.

Here's how you'll do it:

System fitness: You'll work closely with other experienced engineers to
refine and evolve the architecture of the product. You'll help ensure the
system meets technical, business, and user needs by responding effectively
to new requirements, emerging risks, and changing priorities.
Predictable delivery: In collaboration with the Product Manager, especially
during discovery phases, you'll help balance quality, risk, and value to
support realistic planning. You'll contribute to tracking progress and
adapt plans when needed, helping the team stay on track and respond early
to potential issues.
Technical leadership by example: As a senior engineer, you'll set a high
standard through the quality of your code, your proactive engagement with
team goals, and your commitment to continuous improvement. You'll remain
hands-on in development while maintaining a solid understanding of the
broader system, helping guide the team through thoughtful, data-informed
decisions

Desired skills:
What will you bring?

Strong experience in designing and developing scalable software solutions.
Problem-solving skills to tackle complex technical challenges.
Ability to collaborate with teams to improve and evolve products.
Passion for delivering high-quality, reliable software.
A proactive mindset, owning projects and delivering results efficiently.

You=E2=80=99ll have:

5+ years of experience building software in production.
Strong programming skills in C and C++.
Experience with Git (or other version control systems).
Proven experience with programming for Linux environments.
A solid understanding of IP networking.
A willingness to learn new technologies.

Desired Skills and Experience:

Experience with Perl, Go, and Python.
Knowledge of packet capture and filtering, proxying, and network security.
Familiarity with firewalls, VPNs, and IPS/IDS.
Experience with user authentication (Active Directory, Entra ID, Google
Workspace Directory, RADIUS).
Experience with Linux tools (SystemD, Debian/Ubuntu package management).
Familiarity with DevOps tools (Jira).

Website for more information:
https://qoria.recruitee.com/o/senior-software-engineer-3

Contact information at:
http://jobs.perl.org/job/22043#contact