Find Development engineer (open source) Jobs in Dublin 4 County Dublin

DevSecOps Engineer
MUFG Investor Services —Dublin, County Dublin
- Full-time
- Java
- AWS
- JavaScript
Quick apply
1d
Senior Software Development Engineer, Aurora MySQL,Aurora PostgreSQL
Amazon Development Centre Ireland Limited —Dublin, County Dublin
- Full-time
- Microsoft Excel
- Computer Science
- Java
Senior Engineer, Full Stack Developer
Analog Devices —Glasnevin, County Dublin
- Full-time
- Computer Science
- System design
- Master's degree
Senior Software Engineer
Semperis —Dublin, County Dublin
- Full-time
- Hybrid work
- Azure
- Computer Science
- DevOps
Full Stack Lead Software Engineer
Mastercard —Dublin, County Dublin
- Full-time
- Oracle
- Java
- SQL
Senior Lead – VOIP Engineer
Sprinklr —Dublin, County Dublin
- Full-time
- Azure
- Management
- Social media management
- Annual leave
Research Engineer: Machine Learning and Knowledge Representation for Biodata
Accenture —Dublin, County Dublin
- Full-time
- Computer Science
- English
- Research
Developer Advocate (Remote)
Percona —Dublin, County Dublin
- Full-time
- Remote
- Java
- JavaScript
- AI
- Annual leave
Database Engineer, AWS DMS
Amazon Development Centre Ireland Limited —Dublin, County Dublin
- Full-time
- Oracle
- Computer Science
- Java
Responsible AI Senior Data Scientist
Workday —Dublin, County Dublin
- €80,200–€120,200 a year
- Full-time
- Azure
- Java
- Master's degree
Senior Machine Learning Engineer
Equifax —Dublin, County Dublin
- Full-time
- Computer Science
- Master's degree
- SQL
- Gym membership
- Sick pay
Sr. Software Development Engineer, AWS DMS
Amazon Development Centre Ireland Limited —Dublin, County Dublin
- Full-time
- Oracle
- Computer Science
- Java
Sr Software Eng
PlayStation Global —Dublin, County Dublin
- Computer Science
- C++
- Bachelor's degree
AI Research Engineer (Multi-Modal & Vision) - 100% Remote Worldwide
Tether Operations Limited —Dublin, County Dublin
- Full-time
- Remote
- Doctoral degree
- Computer Science
- English
Intelligence Engineer, Director
Integral Ad Science, Inc. —Dublin, County Dublin
- €162,400–€278,400 a year
- Full-time
- Doctoral degree
- Computer Science
- System design
- Annual leave
Quick apply
2d
Sr. SDE, Workforce Solutions (WS)
Amazon Development Centre Ireland Limited —Dublin, County Dublin
- Full-time
- Computer Science
- System design
- Java
Senior Security Engineer, Detection and Response
Crusoe —Dublin, County Dublin
- Full-time
- Windows
- Mentoring
- Scripting
Quick apply
Senior Software Engineer, Database - Demonware - Dublin, IRL
Activision —Dublin, County Dublin
- Analysis skills
- No degree
- Agile
2026 Fall Co-Ops - Software Development - Demonware (Dublin)
Activision —Dublin, County Dublin
- Java
- SQL
- C++
AI Application Software Engineer
Seapoint —Dublin, County Dublin
- Full-time
- Hybrid work
- Software development
- AI
Quick apply

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DevSecOps Engineer

MUFG Investor Services -
Dublin, County Dublin

Quick apply

Job details

Full-time
1 day ago

Qualifications

Jira
CI/CD
Kubernetes
.NET
Java
AWS
Docker
JavaScript
REST
Burp Suite
Software development
GitHub
Agile
GraphQL
GitLab
Python
SDLC

Full job description

Company Description

MUFG Investor Services is a trusted partner to many of the world’s largest public and private funds, providing asset servicing and operational solutions built for alternatives. With over $1 trillion in client assets under administration, we offer fund administration, banking, payments, fund financing, foreign exchange overlay, corporate and regulatory services, custody, business consulting, and more.

Operating from 17 locations worldwide, we help clients mitigate risk, enhance efficiency, and navigate the operational complexities of today’s investment management landscape. As a division of Mitsubishi UFJ Financial Group (MUFG), one of the world’s largest financial institutions with approximately $3 trillion in assets, we combine deep expertise with the strength and stability of a leading financial institution. To learn more, visit us at www.mufg-investorservices.com.

Job Description

We are seeking a proactive and collaborative Application Security Engineer who speaks the language of developers, thrives in the purple team space and is an automation advocate. The successful candidate will work closely with engineering & IT teams to enhance the security of our applications, API’s and infrastructure by implementing preventative controls and identifying risks through security testing.

You Will:

Act as a security champion to foster the secure by design approach across the business.
Support the identification and analysis of web application security vulnerabilities across the business to reduce risk.
Oversee daily management of application security platforms to maintain comprehensive coverage, ensure compliance and remediation of findings.
Conduct threat modelling and review application architectures to identify potential risks early in the SDLC.
Implement application security controls and proactive measures to prevent security incidents.
Implement and manage SAST/SCA tooling across our application repositories to identify source code risks.
Scale automated DAST solutions across our applications to maximise testing coverage and provide visibility into runtime security posture.
Provide security guidance and remediation advice to engineers where applicable.
Carry out penetration testing on internally developed applications to identify security defects.
Review and assess the security of third-party vendor applications through configuration and hardening reviews.
Validate remediation of security issues by the development team and 3rd parties.
Coordinate and arrange external penetration testing assessments to independently evaluate the security of our applications.
Build and maintain effective collaboration with development and IT teams.

Qualifications

You Have:

Experienced in applications security focusing on red, blue or purple team activities.
Experienced in software development or experience contributing to Open-Source projects.
Experienced with DAST tools such as Burp Suite, OWASP Zap or similar.
Experience with SAST/SCA tools such as Snyk, Veracode, Checkmarx or similar.
Proficient in one or more of the following languages - Python, JavaScript, .NET or Java.
Well-versed in analysis of open source and third-party library vulnerabilities.
Well-rounded knowledge of the Software Development Life Cycle (SDLC) and agile methodologies.
Hold a strong understanding and experience testing of both REST and GraphQL APIs.
Demonstrated experience with development tools including GitLab/GitHub, Datadog, Jira, Docker, and various IDEs.
Previously worked very closely with development and DevOps teams to resolve security issues.
Have performed security-focused code reviews to identify code level issues.
Experience in creating custom security tooling or scripts.

Preferred

Experience in the financial sector or another heavily audited industry.
Experience with cloud services, particularly AWS services like WAF, Cognito etc.
Experience working with Infrastructure as Code, Kubernetes and Containers.
Experience with auth mechanisms like Open ID Connect, OAuth and identity providers.
Experience in creating custom CI/CD pipeline jobs to carry out security related reviews or scans.

Additional Information

What’s in it for you to join MUFG Investor Services?

Take a look at our careers site and you’ll find everything you’d expect from a career with the fastest-growing business at one of the world’s largest financial groups. Now take another look. Because it’s how we defy expectations that really defines us. You’ll feel that difference in all kinds of ways. Our vibrant CULTURE. Connected team. Love of innovation, laser client focus, and next-level LEARNING & DEVELOPMENT.

So, why settle for the ordinary? Apply now for a Brilliantly Different career.

We thank all candidates for applying; however, only those proceeding to the interview stage will be contacted.

We are an equal opportunity employer.

Quick apply

Refine Your Search

development engineer (open source) jobs in dublin 4 county dublin

DevSecOps Engineer

Senior Software Development Engineer, Aurora MySQL,Aurora PostgreSQL

Senior Engineer, Full Stack Developer

Senior Software Engineer

Full Stack Lead Software Engineer

Senior Lead – VOIP Engineer

Research Engineer: Machine Learning and Knowledge Representation for Biodata

Developer Advocate (Remote)

Database Engineer, AWS DMS

Responsible AI Senior Data Scientist

Senior Machine Learning Engineer

Sr. Software Development Engineer, AWS DMS

Sr Software Eng

AI Research Engineer (Multi-Modal & Vision) - 100% Remote Worldwide

Intelligence Engineer, Director

Sr. SDE, Workforce Solutions (WS)

Senior Security Engineer, Detection and Response

Senior Software Engineer, Database - Demonware - Dublin, IRL

2026 Fall Co-Ops - Software Development - Demonware (Dublin)

AI Application Software Engineer

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