Linux Jobs in Belfast

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Linux Jobs in Belfast

Overview

Looking for Linux jobs in Belfast? Discover top IT career opportunities in Belfast’s growing tech scene on Haystack. Whether you’re a Linux system administrator, engineer, or developer, browse the latest Linux job openings and take your career to the next level today. Start your Belfast Linux job search now!

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Principal Typescript Engineer (Full stack) x2

+11

Are you an engineering leader who wants to shape strategy, drive architectural direction, and deliver platforms that scale globally?Do you want the autonomy to influence technical vision while staying hands-on with modern engineering practices?My client is seeking a Principal Full-Stack Engineer to lead the technical direction of their platforms and elevate engineering standards across the organisation. This is a senior technical leadership role suited to someone with 8+ years’ experience, strong architectural instincts, and a proven ability to deliver high-impact solutions in complex environments.You’ll be operating at the intersection of strategy, architecture, and delivery-guiding teams, influencing design decisions, and ensuring that platforms evolve toward a modern, scalable, cloud-native target state.Role OverviewAs a Principal Engineer, you will:

Lead end-to-end delivery of complex, high-value features and services, ensuring they meet the highest performance, security, and reliability standards.

Shape architectural direction, driving best practices in system design, standardisation, and long-term technical evolution.

Mentor senior engineers, uplift engineering capability, and champion a culture of excellence and continuous improvement.

Translate business objectives into robust technical solutions, ensuring clarity, alignment, and challenge where needed.

Deliver consistently within a well-defined SDLC, promoting planning discipline, structured estimation, and quality-focused delivery.

Drive innovation through research, experimentation, and adoption of emerging technologies that support future platform growth.

This role offers significant technical influence, the opportunity to work on business-critical systems, and the ability to shape engineering strategy at an organisational level.Key Responsibilities

Define and communicate engineering standards and architectural principles across teams.

Lead architectural discussions, ensuring decisions align with long-term technical and business strategy.

Support teams in delivering high-quality, reusable services and components that scale across multiple projects.

Guide prioritisation and decomposition of work, ensuring delivery efficiency without compromising quality.

Champion test automation, measurement, and observability to support continuous improvement.

Promote high-quality documentation and clear communication across engineering and product teams.

Experience & Technical SkillsFrontend Development

Advanced proficiency in HTML5, CSS3, TypeScript, and modern JavaScript (ES6+).

Deep experience with the React ecosystem (React, Redux, React Query, GraphQL).

Strong understanding of responsive design, cross-browser compatibility, and frameworks such as Tailwind.

Skilled in API integration and Git-based workflows.

Backend Development

Expert experience in TypeScript across backend services.

Strong command of SQL and API development (REST & GraphQL).

Experience with microservices, containerised systems, and event-driven architectures (RabbitMQ, SOLACE, AMQP).

Comfortable with Linux shell scripting and Windows PowerShell.

Cloud & DevOps

Hands-on experience with AWS services and command-line tooling.

Strong understanding of CI/CD pipelines and Infrastructure as Code (Terraform).

Commitment to high coverage test suites (unit, integration, E2E).

Tooling & Collaboration

Experience with JIRA or similar Agile delivery tools.

Strong understanding of automated testing and modern CI practices.

Desired

Experience delivering solutions within regulated environments.

Understanding of capital markets, trading systems, and OTC products.

Familiarity with regulatory or platform-driven initiatives.

Open-source contributions or scripting experience (Python, Ruby, Perl) useful for workflow automation.

If you have any further questions on the role, please feel free to reach out to Brendan McCrory directly.Benefits: Work From Home

Senior Project Engineer (Microsoft Technologies)

Enso Recruitment is seeking an experienced and highly skilled Senior Project Engineer on behalf of one of our key clients. This role involves leading the analysis, design, and delivery of future-proof technical solutions, along with BAU troubleshooting and resolution responsibilities. You will also collaborate closely with other Senior Project Engineers to support and maintain a modern cloud datacentre platform.This position is ideal for someone who thrives in a fast-paced, client-focused environment and has experience managing diverse IT infrastructures across multiple customers. Strong technical capability and excellent communication skills are essential, with daily engagement expected across a range of internal and external stakeholders.Roles and ResponsibilitiesAs a Senior Project Engineer, you will be responsible for designing, implementing, and delivering IT infrastructure projects following industry best practices. You will work across a broad set of technologies, including:

Enterprise Technologies: Microsoft, VMware, Dell, FortiGate, Veeam, Hyper-V

Networking: Configuration and deployment of switches, firewalls, routers, storage systems, and Wi-Fi solutions

Virtualisation & High Availability: Implementing clustered virtualisation solutions to support HA, DR, and business continuity

Directory Services: Managing Active Directory domains across multi-site environments

Microsoft 365: Administration of email, security protocols, MFA, and productivity applications

Hardware Deployment: Physical installation of hardware in customer server cabinets

Technical Support: Troubleshooting complex issues and escalating within the team when appropriate

Experience & Skills Required

Proven experience in a senior technical delivery or operations role within an IT services or managed services environment

Strong understanding of Windows and Linux server environments, virtualisation platforms (VMware, Hyper-V), and Fortinet technologies within datacentre environments

Relevant technical certifications and qualifications

Demonstrated ability to build and maintain strong customer relationships

Ability to independently manage projects, including documentation, reporting, and time tracking

Ability to propose and deliver solutions tailored to customer needs

The Package

A supportive and collaborative working environment

The opportunity to work with a diverse and dynamic team

Hybrid working model

Extra day off for your birthday

Team-building activities

Learning and development opportunities

Regular social events

Private medical cover

Healthcare cash plan

31 days holiday, with additional days awarded for long service

To be considered for this or similar opportunities, reach out to Enso Recruitment today!

+1

Ocho is delighted to be partnering with a high-growth international organisation that is establishing a new strategic presence in Belfast. Headquartered in Singapore and recognised as one of Asia’s leading digital-asset partners, this company empowers institutions to seamlessly integrate digital assets into their portfolios with confidence and clarity.Now entering the Northern Ireland market for the first time, they are creating a centre of excellence in Belfast focused on security, engineering, and operational excellence. This is a rare opportunity to join at the ground floor of an exciting expansion and shape the future of digital-asset security.The Role: Security Operations Engineer (Hybrid)We are seeking a highly skilled Security Operations Engineer to join this growing global team. You will play a critical role in protecting infrastructure, systems, and digital-asset platforms during a period of ambitious international expansion.This is a hybrid role based in Belfast.Key Responsibilities

Safeguard the organisation’s systems, data, and digital-asset infrastructure

Implement and manage SIEM and UEBA platforms for real-time threat monitoring and analysis

Develop and fine-tune security rules, baselines, and automated workflows aligned with industry standards and global regulatory requirements

Manage and optimise SIEM, EDR, NDR, IDS/IPS, and threat-intelligence platforms

Monitor, detect, contain, investigate, and respond to cybersecurity incidents

Conduct proactive threat hunting using intelligence feeds and internal data

Build dashboards, reports, and queries for enhanced security visibility

Coordinate vulnerability scanning, penetration testing, and patch-management activities

Collaborate with DevOps and Engineering to embed security controls within CI/CD pipelines

Support audits, risk assessments, and regulatory reviews

Liaise with third-party vendors, external partners, and law-enforcement where necessary

Provide internal consultancy and guidance on security best practice

Maintain security documentation, runbooks, SOPs, and incident-response playbooks

Lead and support a variety of security-focused projects across the organisation

Requirements

Strong knowledge of security standards and baselines: CIS Benchmarks, NIST, ISO 27001, MAS TRM, GDPR, PDPA

Proficiency with SIEM platforms (Splunk, QRadar, or equivalents) including log ingestion, parsing, correlation, and alerting

Experience with EDR platforms (SentinelOne, Microsoft Defender, etc.)

Ability to deploy and manage endpoint agents across multiple OS (Windows, macOS, Linux)

Proficiency with vulnerability assessment tools (Nessus, Defender, etc.)

Knowledge of vulnerability-management lifecycle and risk scoring (CVE/CVSS)

Solid grounding in malware types, threat behaviours, MITRE ATT&CK, OWASP Top 10

Ability to investigate IoCs/IoAs and apply sandboxing techniques

Scripting/automation skills (PowerShell, Python, Bash, SCCM, Intune, etc.)

Strong networking and systems knowledge (TCP/IP, DNS, DHCP, ports, OS internals, firewalls, device hardening)

Knowledge of DLP concepts and data-classification frameworks

Familiarity with penetration-testing methodologies

Experience managing vendors and third-party solutions

Strong documentation skills and attention to detail

Relevant certifications (CCNA, Security+, CySA+, GCIH/GCIA, or similar)

Adaptability to evolving security technologies and emerging threats

Strong analytical and problem-solving abilities

Excellent communication skills for technical and non-technical audiences

4-6 years’ experience in SOC, Security Operations, or IT Security

Bonus: Experience with AI-enhanced security tools

Why This Opportunity Stands Out

Join an exciting new entrant to Northern Ireland’s technology scene

Work with a globally recognised leader in digital-asset innovation

Hybrid working model with excellent flexibility

Competitive salary and comprehensive benefits

Significant opportunity for career growth as the Belfast hub scales

Be part of a security-first culture during a transformational stage of expansion

lease apply via this link or reach out to Chris Ryan directly for an informal chat via LinkedIn or WhatsApp.Chris has proudly worked in the Tech recruitment industry for over 20 years, successfully delivering on challenging IT recruitment campaigns in global IT software companies in the US, UK, and Ireland. If you would like a discussion on how we can support your career or hiring needs, please get in touch.Skills: soc security IT

Technical Service Engineer Associate

Your roleWe are looking for an Associate Technical Service Engineer to join our 3rd line infrastructure engineering team. Your role will involve working within a very dynamic operations team who support Linux, storage, virtualisation and backup environments. The role requires a self-motivated person who will be energised learning the vast array of different technologies. You will need strong inter-personal skills and be able to communicate effectively with people at all levels. This team is working with a customer who is in embarking on a major technical refresh so there will be plenty of challenges and opportunities to learn for the right person.Your Transferable Skills and Experience

Good technical knowledge and understanding of server infrastructure and operating systems

Be able to demonstrate applying your knowledge in a technical support environment Proven track record of engagement in change and project implementation Proven record of Incident/Problem/Change ManagementYou must be willing and eligible to undergo required Clearance for this position .Note: This position is based in Belfast due to the proximity to the DCs. This is a hybrid role, the person appointed will initially be expected to attend the office to support training.We are a Disability Confident Employer and will offer an interview to disabled applicants who meet the minimum/essential criteria for the role. Email if you would like to apply through the Disability Confident Interview Scheme.Achieve togetherWe are recognised as a responsible and inclusive employer: Not only are we a certified Disability Confident Leader, a Times Top 50 employer for Gender Equality, a Top 75 employer for Social Mobility, accredited with the Living Wage Foundation and a signatory for the Race at Work Charter, but we are also committed to the United Nations standards for LGBTI+ and a Stonewall Top 100 Employer.We are people centric: Our work environments enable you to Be Completely You. Our active people-led Inclusive Community networks are representative of all aspects of diversity and are instrumental in enabling and supporting our innovative approach to inclusion.#LifeAtFujitsu#IIMRequisition ID : 31156

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Frequently asked questions

What types of Linux jobs are available in Belfast?

Belfast offers a variety of Linux-related roles including System Administrator, DevOps Engineer, Linux Support Engineer, Cloud Engineer, and Embedded Linux Developer positions.

Do I need specific Linux certifications to apply for jobs in Belfast?

While not always mandatory, certifications such as LPIC, RHCE, or CompTIA Linux+ can significantly enhance your chances of securing a Linux job in Belfast by validating your skills.

Are there remote Linux job opportunities in Belfast?

Yes, many companies based in Belfast offer remote or hybrid work options for Linux professionals, especially for roles in DevOps and cloud infrastructure.

What experience level do employers in Belfast look for in Linux candidates?

Employers in Belfast seek a range of experience levels from entry-level Linux support roles to senior system administrators and Linux engineers with several years of industry experience.

How can I apply for Linux jobs in Belfast through the Haystack job board?

Simply create a profile on Haystack, upload your CV, and browse the Linux job listings in Belfast. You can apply directly through the platform and set up job alerts to stay informed about new openings.