In-Demand Principal software engineer Jobs in Parramatta, Nsw

Sr Principal Software Engineer
LexisNexis Risk Solutions —Chatswood NSW
- Full-time
- SQL
Sr Principal Software Engineer
RELX —Chatswood NSW
- Full-time
- SQL
Technical Lead
Domain Group —Pyrmont NSW
- Azure
- Management
- DevOps
2d
Senior Structural Engineer - Building Structures
Arcadis —Sydney NSW
- AutoCAD
- Engineering
- Business
Principal Technical Program Manager - ISE
Microsoft —Sydney NSW
- Full-time
- Engineering
- Data analysis skills
- Bachelor's degree
1d
Principal Structural Engineer - Underground Structures & Asset Rehabilitation - Hybrid
WSP Australia —Sydney NSW
- Full-time
- Hybrid work
- Bachelor's degree
- Employee stock purchase plan
Security Engineer (SaaS)
CreditorWatch —Sydney NSW
- Full-time
- Hybrid work
- AWS
- APIs
- AI
- Gym membership
Quick Apply
9d
Senior Engineer (Core Web)
Domain Group —Pyrmont NSW
- On call
- Vital signs
- AWS
- Agile
2d
Staff Engineer
Cartology —Surry Hills NSW
- Full-time
- Hybrid work
- SQL
- Work from home
Principal Civil Engineer, Infrastructure Design & Delivery
AECOM —Sydney NSW
- Full-time
- Hybrid work
- AutoCAD
- Civil engineering
AI Infrastructure Lead (AU)
DroneShield Limited —Sydney NSW
- Full-time
- Computer science
- Computer Science
- DevOps
Quick Apply
Technical Lead
CoStar Group —Sydney NSW
- Full-time
- Azure
- Management
- DevOps
Senior Security Engineer
Propeller —Sydney NSW
- Full-time
- Hybrid work
- AWS
- AI
- Parental leave
Quick Apply
Principal Engineer - DevOps
NSW Health —St Leonards NSW
- $173,345 - $193,906 a year
- Full-time
- Hybrid work
- Azure
- DevOps
- AWS
- Annual leave
4d
Principal Engineer - Payments
Macquarie Group Limited —Sydney NSW
- Full-time
- Hybrid work
- AWS
- AI
- Leadership
- Annual leave
- Work from home
4d
Software Engineering - Applications, Sound United
Harman International —Chatswood NSW
- APIs
- Communication skills
- Employee discount
3d
Associate Principal Electrical Engineer
Arup —Sydney NSW
- Hybrid work
- Electrical experience
- Profit sharing
- Parental leave
10d
FPGA DSP Engineer (AU)
DroneShield Limited —Sydney NSW
- Full-time
- Schematics
- Engineering
- Bachelor's degree
Quick Apply
Electrical Design Engineer
Finisar Australia —Rosebery NSW
- $90,000 - $105,000 a year
- Full-time
- Schematics
- Electrical experience
- In-person
- Employee stock purchase plan
- Professional development assistance
Quick Apply
DevOps Manager
Domain Group —Pyrmont NSW
- Azure
- Management
- Computer Science
2d

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Sr Principal Software Engineer

LexisNexis Risk Solutions -
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.

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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

principal software engineer jobs in parramatta, nsw

Sr Principal Software Engineer

Sr Principal Software Engineer

Technical Lead

Senior Structural Engineer - Building Structures

Principal Technical Program Manager - ISE

Principal Structural Engineer - Underground Structures & Asset Rehabilitation - Hybrid

Security Engineer (SaaS)

Senior Engineer (Core Web)

Staff Engineer

Principal Civil Engineer, Infrastructure Design & Delivery

AI Infrastructure Lead (AU)

Technical Lead

Senior Security Engineer

Principal Engineer - DevOps

Principal Engineer - Payments

Software Engineering - Applications, Sound United

Associate Principal Electrical Engineer

FPGA DSP Engineer (AU)

Electrical Design Engineer

DevOps Manager

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