In-Demand Senior java Jobs in Parramatta, Nsw

Sr Principal Software Engineer
RELX —Chatswood NSW
- Full-time
- SQL
Senior Software DevOps Engineer
SITA Switzerland Sarl —North Sydney NSW
- Full-time
- DevOps
- Engineering
- Administrative experience
- Work from home
- Employee assistance program
TOSCA -Sr Quality Engineer
Cognizant —Sydney NSW
- $100,000 a year
- Full-time
- Hybrid work
- Azure
- Management
- POS
12d
Sr Principal Software Engineer
LexisNexis Risk Solutions —Chatswood NSW
- Full-time
- SQL
Identity Engineer
Assertiv Consulting —Sydney NSW
- $110,000 - $130,000 a year
- Full-time
- Azure
- AWS
- Scripting
Senior Data Warehouse Engineer - Big Data, Flink
Binance —Sydney NSW
- Full-time
- Remote
- Bilingual
- SQL
- AWS
Quick Apply
Senior Production Engineer - 12 months contract
Advanced Navigation —Botany NSW
- Contract
- Engineering
- Assembly
- Bachelor's degree
Lead Pega Developer (Contract)
NCS Australia —Sydney NSW
- Contract
- Hybrid work
- Case management
- Agile
- Leadership
- Parental leave
Quick Apply
Senior Platform Engineer (Terraform | AWS)
ClearRoute —Sydney NSW
- Hybrid work
- Management
- AWS
- Profit sharing
- Employee assistance program
Senior Server-Side C# Developer - Front Office Equities - Sydney
The Argyle Network —Sydney NSW
- Full-time
- Computer Science
- Engineering
- Office
Engineering Lead/Manager, Risk (Relocate to Singapore)
Airwallex —Sydney NSW
- Full-time
- Management
- Computer Science
- Salesforce
Principal Production Engineer
Canva —Sydney NSW
- Full-time
- Hybrid work
- AWS
- University
- AI
- Parental leave
Quick Apply
6d
Sr. SRE Engineer II - EPICS, NG-SIEM (Hybrid, Sydney)
CrowdStrike —Sydney NSW
- Full-time
- Azure
- AWS
- AI
- Parental leave
DevOps Lead
ezyCollect by Sidetrade —Sydney NSW
- Full-time
- Hybrid work
- Azure
- Computer Science
- AWS
- Parental leave
- Referral program
Quick Apply
Product Support Engineer (Japanese Speaking)
Veeva Systems —Sydney NSW
- Full-time
- Salesforce
- English
- SQL
Senior CSOC Analyst (Japanese & English speaking)
Fastly —Sydney NSW
- Every weekend
- Software troubleshooting
- English
Quick Apply
Senior Cloud Operations Engineer
Pegasystems —Sydney NSW
- Weekend availability
- Azure
- AWS
- Analysis skills
2h

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Sr Principal Software Engineer

RELX -
Chatswood NSW

Apply Now

Job Details

Full-time

Qualifications

Jira
Data modelling
Cassandra
iOS development
NoSQL
SQL
OS Kernels
Redis
Risk management

Full Job Description

Senior Principal Software Engineer

Are you excited to work with a variety of products and technologies in a collaborative and supportive environment?

Do you enjoy sharing knowledge and learning with colleagues from diverse backgrounds?

About the Business:-

At LexisNexis Risk Solutions Company, we believe in the power of data and advanced analytics for better risk management. With over 40 years of expertise, we are the trusted data analytics provider for organizations seeking actionable insights to manage risks and improve results while upholding the highest standards for security and privacy. Headquartered in metro Atlanta, LexisNexis Risk Solutions serves customers in more than 100 countries and is part of RELX Group plc, a world-leading provider of information and analytics for professional and business customers across industries. For more information, please visit www.lexisnexisrisk.com. LexisNexis Risk Solutions is an equal opportunity employer: qualified applicants are considered for and treated during employment without regard to race, color, creed, religion, sex, national origin, citizenship status, disability status, protected veteran status, age, marital status, sexual orientation, gender identity, genetic information, or any other characteristic protected by law. If a qualified individual with a disability or disabled veteran needs a reasonable accommodation to use or access our online system, that individual should please contact 1.877.734.1938 or [email protected].

About the Team :

The LexisNexis Risk Solutions Threat Metrix engineering team is an international team that includes experts in device identification, device intelligence, fraud detection, high performance and low latency real time systems, Software as a Service (SaaS) applications , machine learning, and data analytics. We are an Agile engineering team using concepts such as Scrum, Continuous Integration, self -organizing teams , and Continuous Improvement.

About the Role:

Threat Metrix is looking for an experienced developer and systems engineer to work across multiple teams and components . This is not a normal scrum team developer role, this is a role that spans teams and will be required to provide architecture, design, implementation, and review to a broad range of products and technologies across the Threat Metrix platform . There will be research and experimentation around this core principle of improving product efficiency. This is a challenging but fun role.

The Threat Metrix platform include s components such as

High performance C++ servers providing low latency responses to customer queries from around the globe

Java applications

JavaScript and Web technologies applications, iOS and Android mobile apps

Web portal architecture

Big Data No-SQL and SQL

We are looking for an operating system, network s and /or data storage specialist to work with multiple in-house applications to optimise code, configuration and tuning for our various high performance, low latency software components.

Responsibilities :

Drive production p95/p99 down and throughput up across services and data paths.

Diagnose hotspots using tcpdump / pcap , kernel metrics and code runtime analysis .

Tune Linux (RHEL/CentO S/ Rocky/Alma ) networking: sysctls , queues, IRQ affinity, RPS/RFS, backlog sizing, PMTU/IPv6.

Read and fix performance issues in C++ (Java is a plus).

Set client policy guardrails (timeouts/retries/back-pressure/connection pools) to protect tail latency.

Lead design and code reviews; write crisp experiment notes; mentor engineers across teams.

Required Technical Skills

Proven production wins reducing tail latency (p95/p99) on RHEL/CentOS/Rocky/Alma systems.

Fluency with packet and kernel observation : tcpdump / pcap , ss/netstat , /proc/net/* , sar , perf

Concrete Linux networking tuning: SYN/accept backlog, socket buffers, GRO/GSO, PMTU/MSS clamp, IRQ/RPS/RFS/affinity, conn tracking nuances.

Strong recent hands-on in C++ (threading/lock contention) and bonus Java (GC ergonomics, thread pools, reactive/async).

Bonus Technical Skills

NoSQL at scale (Aerospike/Scylla/Cassandra/Redis/Dynamo): data modelling, client policies, compaction/replication trade-offs.

TLS termination at scale, proxies/load balancers (Envoy/Nginx /A10 ), IPv6 edge cases.

SRE practices: SLIs/SLOs, canaries, chaos, incident reviews.

Requirements:-

Excellent written/spoken communication; can align multiple teams with data /presentations .

Strategic thinking

Team player who works effectively with others

Detail Oriented and desire to learn/research/understand

Ability to work with geographically dispersed teams in different timezones

Ability to accept criticism and provide feedback ( e.g. code reviews)

Experience

10+ years building high-performance systems with strong recent hands-on in C++ ( Java a bonus )

10+ years OS/kernel/networking configuration & optimisation on Linux in production

Code reviews, CI, source control, bug tracking (Atlassian/Jira/Bitbucket or similar)

Design & architecture for low-latency, high-throughput services

Learn more about the LexisNexis Risk Solutions team and how we work

We know your well-being and happiness are key to a long and successful career. We are delighted to offer country specific benefits. Click here to access benefits specific to your location.

We are committed to providing a fair and accessible hiring process. If you have a disability or other need that requires accommodation or adjustment, please let us know by completing our Applicant Request Support Form or please contact 1-855-833-5120.

Criminals may pose as recruiters asking for money or personal information. We never request money or banking details from job applicants. Learn more about spotting and avoiding scams here .

Please read our Candidate Privacy Policy .

We are an equal opportunity employer: qualified applicants are considered for and treated during employment without regard to race, color, creed, religion, sex, national origin, citizenship status, disability status, protected veteran status, age, marital status, sexual orientation, gender identity, genetic information, or any other characteristic protected by law.

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Refine Your Search

senior java jobs in parramatta, nsw

Sr Principal Software Engineer

Senior Software DevOps Engineer

TOSCA -Sr Quality Engineer

Sr Principal Software Engineer

Identity Engineer

Senior Data Warehouse Engineer - Big Data, Flink

Senior Production Engineer - 12 months contract

Lead Pega Developer (Contract)

Senior Platform Engineer (Terraform | AWS)

Senior Server-Side C# Developer - Front Office Equities - Sydney

Engineering Lead/Manager, Risk (Relocate to Singapore)

Principal Production Engineer

Sr. SRE Engineer II - EPICS, NG-SIEM (Hybrid, Sydney)

DevOps Lead

Product Support Engineer (Japanese Speaking)

Senior CSOC Analyst (Japanese & English speaking)

Senior Cloud Operations Engineer

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