Senior Java Developer
Location:
Dublin (40% Onsite / Hybrid)
Contract Type:
12-Month Contract (Possible Extension)
Overview:
We are looking for an experienced
Senior Java Developer
to join an established team in Dublin on a long-term contract.
This role involves maintaining and developing
large-scale, mission-critical legacy systems
using
J2EE
,
Struts
,
EJB
, and
Oracle
technologies.
The ideal candidate will bring deep technical knowledge, attention to detail, and strong problem-solving skills — ensuring stability and performance within complex enterprise environments.
Key Skills and Experience:
* Minimum 10 years' experience
in enterprise-level
Java EE development and support
.
* Strong hands-on experience with
J2EE 1.4, Java 1.5, EJB 2.0, Struts 1.1
, and
OC4J
.
* Proven experience maintaining
legacy web applications
on
Solaris 5.10
and
Oracle 10G
.
* Advanced
PL/SQL
development, including stored procedures, packages, and functions.
* Solid understanding of
JAZN
for authorisation and policy management.
* Expertise in
Subversion (SVN)
for codebase management (tagging, branching, merging).
* Experience with
Jenkins
,
ANT
, and
continuous integration / deployment
.
* Knowledge of
secure file transfer
,
legacy APIs
, and system integrations.
* Strong troubleshooting, performance tuning, and analytical skills.
* Excellent communication skills and ability to collaborate within a technical team.
* Must hold a
Stamp 4 visa
or
EU passport
(required for eligibility).
Key Responsibilities:
* Develop and maintain
critical J2EE web applications
deployed on
OC4J
,
Solaris 5.10
, and
Oracle 10G
.
* Enhance existing applications using
Java 1.5
,
EJB 2.0
, and
Struts 1.1
frameworks.
* Build and maintain complex
PL/SQL scripts and database objects
to support business functions.
* Perform
code tuning, debugging, and preventative maintenance
to optimise performance.
* Integrate and maintain system components to meet evolving business needs.
* Manage
version control and release activities
using
Subversion (SVN)
.
* Participate in
continuous integration and build automation
processes using
Jenkins
.
* Generate
ad-hoc SQL reports
for business analysis.
* Mentor and support internal staff, promoting knowledge transfer and best practice development.
PFH Technology, owned by Ricoh – a Japanese based global ICT company, is a premier provider of end-to-end ICT solutions and a managed services portfolio scaling from SMEs to large Enterprise organisations. We have unrivalled vendor relationships. We can procure, design, deploy and support all your ICT needs. Our ISO certified Custodian Cloud Services and Custodian Managed Services provide the technology and expertise to mitigate risk and reduce your costs immediately. We have a nationwide network of over 750 dedicated professionals, ready to meet your ICT needs, with offices in Dublin, Cork and Galway.