Security Engineer jobs in Belfast

Rapid7’s Global Support team is at an inflection point, and we’re looking for a Senior Manager of Technical Support to lead it forward. You’ll lead a team of highly skilled engineers in Belfast, reshape how we deliver for customers, and help define what world-class support looks like in cybersecurit

At Allstate, great things happen when our people work together to protect families and their belongings from life’s uncertainties. And for more than 90 years, our innovative drive has kept us a step ahead of our customers’ evolving needs. From advocating for seat belts, air bags and graduated drivin

Allstate Insurance

At Allstate, great things happen when our people work together to protect families and their belongings from life’s uncertainties. And for more than 90 years, our innovative drive has kept us a step ahead of our customers’ evolving needs. From advocating for seat belts, air bags and graduated drivin

Citigroup Inc.

Citi in Belfast is seeking a Senior Engineer focused on Python and containerization to engineer automated security solutions for internal platforms and streamline the SDLC for developers. You will own container security tooling, work across teams, and drive secure, scalable deployments in a hybrid w

Olo

Olo is a leading SaaS platform accelerating digital transformation in the restaurant industry, by helping customers deliver more personalised and profitable guest experiences. As a result, our digital ordering, payment, and guest engagement solutions enable brands to do more with less and make every

Arqit Limited

Join our growing team and become part of a close-knit, welcoming group of world-class engineers, who are passionate about building products that make a real difference. Our team thrives on solving complex technical challenges and has a long history of delivering world-first cybersecurity solutions.

Allstate

Allstate NI in Northern Ireland is seeking an Endpoint Security Engineer to secure and manage enterprise endpoint protection technologies across a global environment. The role focuses on administering CrowdStrike Falcon, Microsoft Defender for Endpoint, and BeyondTrust PAM, partnering with Cyber Ope

Ocho People Ltd.

Penetration Tester I'm working with a leading global professional services firm to find an additional Penetration Tester to their growing security team. This is a hands‑on specialist role where you'll be the go‑to expert for security testing across the firm. You'll lead the testing, own the tools an

Black Duck

Black Duck Software, Inc. seeks a Senior Cloud Security Engineer to secure cloud-based SaaS platforms and infrastructure at scale. You will design security controls for AWS, GCP, and other clouds, monitor resources, and drive remediation with engineering partners while shaping cloud security standar

Allstate Insurance Company

Allstate NI, the Belfast-based European Digital Centre of Excellence, seeks a Senior Data Protection Security Engineer to lead engineering-driven data protection initiatives. You will design scalable, automated DLP solutions across endpoints, email, cloud services, and collaboration tools, using pol

Black Duck

Black Duck Software, Inc. helps organizations build secure, high-quality software, minimizing risks while maximizing speed and productivity. Black Duck, a recognized pioneer in application security, provides SAST, SCA, and DAST solutions that enable teams to quickly find and fix vulnerabilities and

Salt

Salt seeks an experienced Penetration Tester/Offensive Security professional to join a growing global security team. You will assess and improve the security of enterprise applications, platforms and emerging technologies across multiple markets. Join a professional services organisation investing i

Allstate NI

Allstate NI in Belfast is seeking a Lead Engineer - Security Engineering to lead day-to-day development, implementation, and support of security controls across multiple product teams. You will build secure digital products and own production deployments. The role demands hands-on leadership, deep e

Allstate NI

Allstate NI is seeking a Cloud Product Security Engineer to design, build, and operate cloud-native security controls across cloud infrastructure, data platforms, and application services. You will own CSPM, DLP capabilities, and integrate controls with CI/CD pipelines and SIEM tools. The role empha

Anson McCade Pty

Must-haves: Microsoft SC-200 certification and eligibility for SC clearance. You’ll be the senior escalation point in a Belfast Cyber Security Operations Centre (CSOC). You’ll take incidents escalated from Tier 1 and Tier 2 analysts, assess their business impact, and recommend the response and escal

Realtime Recruitment Limited

Realtime Recruitment Limited is seeking a Senior SOC Analyst to join our security operations team in Belfast. The role focuses on L3 SOC capabilities, SIEM onboarding, detection engineering, and advanced incident response across Windows, Linux, and Mac environments. You will lead and mentor SOC anal

Allstate

At Allstate, great things happen when our people work together to protect families and their belongings from life’s uncertainties. And for more than 90 years, our innovative drive has kept us a step ahead of our customers’ evolving needs. From advocating for seat belts, air bags and graduated drivin

Allstate Northern Ireland Limited

Allstate Northern Ireland Limited is seeking a Senior Data Protection Security Engineer to lead the evolution of enterprise data protection from a traditional model to an engineering-driven security capability. You will build scalable, automated DLP controls across endpoint, email, SaaS, cloud stora

Allstate Northern Ireland Limited

At Allstate, great things happen when our people work together to protect families and their belongings from life’s uncertainties. And for more than 90 years, our innovative drive has kept us a step ahead of our customers’ evolving needs. From advocating for seat belts, air bags and graduated drivin

Allstate NI

Allstate NI is seeking a Senior Data Protection Security Engineer to lead the evolution of enterprise data protection, building scalable, automated controls across cloud, SaaS, endpoints, email, and collaboration environments. You’ll drive governance, deployment models, and measurable risk reduction