IT Offensive Security Consultant 323238

Littlefish; United Kingdom; Remote; GBP 54,000 - 66,000; Full time

Benefits offered by this job

Healthcare cash plan

Referral bonus scheme

LinkedIn Learning access

Casual dress policy

Company Pension Scheme

Company social events

25 days annual leave

Purchase of annual leave

Job summary

Littlefish is seeking an experienced Offensive Security Consultant to join our expanding cyber security practice. You will deliver a range of penetration testing engagements across web apps, APIs, and networks, while guiding clients through technical findings and remediation strategies.

In this role you will collaborate with smart security professionals, drive pre-sales support, and continuously improve our offensive security methodologies.

Qualifications

• Experience delivering offensive security engagements (web, API, network).
• Strong knowledge of OWASP security principles and methodologies.
• Scripting or programming experience (e.g., Python, PowerShell, JavaScript, C#).

Responsibilities

• Deliver web application and API penetration testing engagements.
• Conduct internal and external network penetration testing.
• Lead client-facing security assessments and technical consultancy engagements.
• Produce detailed technical reports and present findings to stakeholders.
• Support scoping activities and pre-sales engagements.
• Collaborate with internal teams to ensure successful project delivery.
• Contribute to the continuous improvement of offensive security methodologies.
• Stay up to date with emerging threats and attack techniques.

Skills

Penetration testing

Report writing

Client communication

OWASP knowledge

Scripting languages

Education

CREST CRT, OSCP, CRTO, OSWE, CSTM or CTM certifications

Tools

Azure

AWS

Job description

Come and join the Littlefish team!

Work location: Remote

Salary: Up to: £60,000

Must be eligible for SC Clearance (UK resident for the last 5 years)

Here at Littlefish Group, we look for people who can make arealdifference and become a giant slayer.As the world around us continues to change, we look for people who grab that change with optimism and excitement. Theseare thepassionate and high performingpeoplewho enjoy and thrive onthinking outside the box.

Our current employees are the giant slayers who have made Littlefish who we are today, and you will be the future employees who continue to add the drive, passion, andadd toour skills and experienceas we see Littlefish grow.

So, if this is ticking your boxes and you are excited at the thought of working with creative, passionate, energetic, friendly people- we would love to hear from you.

The role and what you’ll be getting up to on a day to day basis:

At Littlefish Group, we’re looking for an experienced Offensive Security Consultant to join our growing cyber security practice.

This is an opportunity to work alongside highly skilled security professionals, delivering a variety of penetration testing engagements for clients across multiple sectors. You’ll play a key role in helping organisations strengthen their security posture through high-quality offensive security assessments, whilst continuing to develop your own technical expertise within a collaborative and supportive team environment

You will be:

• Delivering web application and API penetration testing engagements
• Conducting internal and external network penetration testing
• Leading client-facing security assessments and technical consultancy engagements
• Producing detailed technical reports and presenting findings to both technical and non-technical stakeholders
• Supporting project scoping, proposal development and pre-sales activities
• Collaborating with internal teams to ensure successful project delivery
• Contributing to the continuous improvement of offensive security methodologies and processes
• Staying up to date with emerging threats, vulnerabilities and attack techniques

Desirable skills and experience

• CREST CRT, OSCP, CRTO, OSWE, CSTM or CTM certifications
• Azure and/or AWS security assessment experience
• Secure code review experience
• Mobile application testing experience
• Research contributions or involvement with CVE submissions
• IoT or thick client testing experience

Who you are:

• Hands-on experience within Offensive Security Consultancy
• Experience delivering web application, API and network penetration testing engagements
• Strong knowledge of OWASP methodologies and application security principles
• Technical knowledge across Windows, Linux, networking protocols and application security
• Experience supporting scoping activities and pre-sales engagements
• Excellent report writing and client communication skills
• Experience with at least one scripting or programming language such as JavaScript, Python, PowerShell, Rust, C++ or C#

What can we offer you?

• Healthcare cash plan. This will give you access to online GP appointments, 24/7 access to qualified counsellors and cash back against a range of general healthcare
• Referral bonus scheme of £1000 when you successfully refer a friend.
• Access to our LinkedIn Learning platform, with over 16000 expert-led online tutorials to enhance and achieve your personal and professional goals.
• Casual dress policy
• Company Pension Scheme
• Company social events
• 25 days annual leave plus public / bank holidays
• Purchase of annual leave scheme

Life at Littlefish:

Our company values shape who we are as a business, what we stand for and how we work. Hiring people with our values at heart, is very important as we see Littlefish grow.

I am High Performing- I like to raise the bar, we look at creating opportunities to increase quality and improve efficiency, we strive for service excellence.

I am Passionate- We build team success and celebrate them together, I am enthusiastic and energetic, I care about the people I work with and we support one another.

I Have a Can-Do Attitude– I am not afraid to step outside my comfort zone, we are not afraid to challenge status quo, we get stuff done!

I am Cyber Conscious – I am vigilant, responsible, and proactive in protecting our people, customers and organisation from Cyber threats.

Here at Littlefish we aim to be somewhere everyone can be themselves. We are committed to encouraging a diverse and inclusive community where everyone irrespective of who they are, or their background, can feel equal and supported.

We encourage applications from people of all backgrounds. Please get in touch if you are concerned about any difficulties you may face during your recruitment process, so we adjust accordingly.

Part of our application process includes a set of ED&I (Equality, diversity and inclusion) questions. Please note, each question has a ‘prefer not to say ‘option).