iOS Security Software Developer, Fraud

Sorry, this job was removed at 12:14 p.m. (CST) on Wednesday, Jun 04, 2025
Be an Early Applicant
Denver, CO
In-Office
80K-135K Annually
Digital Media • Gaming • Software • Esports • Automation
We’re a leading online gambling brand, offering an unmatched experience across sports and streaming events worldwide.
The Role
Who we are looking for
A Security Software Developer, who will safeguard the Business by uncovering exploits, architecting robust defences, and collaborating with teams to thwart sophisticated reverse engineers.
Within the fraud site defence team, you will be a key defender at the forefront of our security battle on our iOS platform.
Every day, you will face sophisticated hackers by uncovering and analysing exploits, vulnerabilities and cheat mechanisms.
You will design and implement cutting-edge anti-tamper and anti-cheat systems across our iOS native and companion apps, to ensure robust GPS data integrity, innovative client hardening and anti-automation techniques.
This role will challenge you to leverage your iOS platform knowledge, reverse engineering and mobile security expertise to keep the Business one step ahead in today's dynamic threat landscape.
The Salary range for this position is $80,000 - $135,000 annually.
bet365 provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws.
Preferred skills and experience
Experience in iOS security, mobile threat modelling and developing anti-cheat measures.
Proficient in low-level systems programming, operating system internals and reverse engineering, with additional knowledge of ARM assembly is advantageous.
Skilled in C++ for native development, with working knowledge of Swift for secure, high-performance mobile applications.
Clear interest in architecting and implementing advanced security features, anti-tamper and robust defence mechanisms.
Experience in iOS development.
Strong understanding of cryptography, encryption algorithms, hashing and secure key management practices.
Passionate for uncovering vulnerabilities and staying ahead of potential attackers.
Proven ability to work effectively with cross-functional teams to translate complex security challenges into actionable solutions.
Exceptional attention to detail, paired with a forward-thinking approach to enhancing security measures.
Main Responsibilities
Identifying, analysing, and reverse engineering exploits, vulnerabilities, and cheat mechanisms to devise effective countermeasures.
Designing and implementing advanced anti-tamper and anti-cheat systems across the native app and companion apps.
Implementing measures that guarantee GPS data in native apps remain unspoofed and untampered.
Pioneering new methods from memory protection to code obfuscation, to pre-empt and mitigate potential exploits.
Designing and implementing robust detection and prevention systems to identify and block unauthorised automation, including bots, macros, and scripting tools, preserving the integrity of user interactions.
Analyzing emerging threats and hacker behaviour, to refine and adapt security strategies.
Providing mentorship and knowledge sharing to junior developers, fostering a proactive security culture.
Creating and maintaining tools and scripts for real-time detection and response to suspicious activities.

What the Team is Saying

Nintal
Jessica
Joanna
Get Personalized Job Insights.
Our AI-powered fit analysis compares your resume with a job listing so you know if your skills & experience align.

The Company
HQ: Denver, Colorado
9,000 Employees
Year Founded: 2000

What We Do

At bet365, we're one of the world's leading online gambling companies, revolutionising the industry since 2000. Founded by Denise Coates CBE, we now employ over 9,000 people and serve over 100 million customers in 27 languages. Our focus on In-Play betting has solidified our market-leading position, offering an unmatched experience across 96 sports and 700,00 streaming events. With over 750 concurrent sporting fixtures at peak and more live sports streamed than anyone else in Europe, we handle over 6 billion HTTP requests daily and process more than 2 million bets per hour at peak.

We empower our employees to push boundaries and explore new ideas, cultivating a culture that celebrates and rewards creativity. This offers employees a wealth of opportunities for growth, giving them the opportunity to make a real impact in the world of online gambling. As a forward-thinking company, we’re breaking new ground in software innovation too, redefining what’s possible for our customers worldwide.

Why Work With Us

Our employees have worked hard to achieve our industry status, so we encourage them to continue growing with us. We offer career paths in Technology, Trading, Operations and Media, providing our teams with the tools, skills and support they need to succeed. Together, we can push the boundaries to improve our products and services worldwide.

Gallery

Gallery
Gallery
Gallery
Gallery
Gallery
Gallery
Gallery

bet365 Offices

OnSite Workspace

Typical time on-site: None
Company Office Image
HQDenver, Colorado
HQStoke-on-Trent, GB
BG
NJ
Bogotá, CO
Darwin, Darwin, NT
Manchester, GB
North Sydney, NSW
Sliema, MT
Learn more

Sign up now Access later

Create Free Account

Please log in or sign up to report this job.

Create Free Account