In-Demand Principal software engineer Jobs in Mosman, Nsw

Sr Principal Software Engineer
LexisNexis Risk Solutions —Chatswood NSW
- Full-time
- SQL
Sr Principal Software Engineer
RELX —Chatswood NSW
- Full-time
- SQL
Senior Software Engineer
Plenti Group —Sydney NSW
- Full-time
- Azure
- AWS
- Software development
Principal Engineer: DevOps
NTT DATA —Sydney NSW
- Full-time
- Hybrid work
- DevOps
- AWS
- Analysis skills
Principal Engineer – Mission Integration
KBR —Matraville NSW
- Full-time
- Leadership
- Health insurance
- Parental leave
Principal Site Reliability Engineer
Macquarie Group Limited —Sydney NSW
- Full-time
- Hybrid work
- AI
- Annual leave
- Work from home
6d
Principal Engineer
Versent —Sydney NSW
- Full-time
- Azure
- DevOps
- AWS
Principal Engineer/Staff Engineer
Macquarie Group Limited —Sydney NSW
- Full-time
- Hybrid work
- Communication skills
- Annual leave
- Work from home
Forward Deployed Engineer - AI Principal
V2 Digital —Sydney NSW
- Hybrid work
- AI
- Communication skills
- Parental leave
Quick Apply
Senior Power Systems Engineer
Power Systems KSA Australia Pty Ltd —Sydney NSW
- $14,000 - $16,500 a month
- Full-time
- Hybrid work
- Power tools
- Work from home
- Professional development assistance
Quick Apply
DevOps Principal Engineer
Westpac Group —Sydney NSW
- Full-time
- DevOps
- APIs
7d
Software Engineer
Quasar Satellite Technologies —Sydney NSW
- Azure
- Management
- SQL
Principal AI Engineer, Business Accounts
Airwallex —Sydney NSW
- Full-time
- Computer Science
- Salesforce
- Databases
Principal Primary Design Engineer
UGL Limited —Sydney NSW
- Full-time
- CAD
- Bachelor's degree
- Construction
- Wellness program
- Parental leave
Principal Data Engineer
Commonwealth Bank —Sydney NSW
- Full-time
- SQL
- AWS
- Agile
Principal AI Engineer
MYOB —Sydney NSW
- Hybrid work
- Computer Science
- Master's degree
- AWS
- Parental leave
Graduate Engineer
Motorola Solutions —Silverwater NSW
- Full-time
- Engineering
- Research
- Administrative experience
Product Manager, Principal
Epicor —Sydney NSW
- Full-time
- ERP systems
- Business development
- Analysis skills
13d
Principal Structural Engineer - Underground Structures & Asset Rehabilitation - Hybrid
WSP Australia —Sydney NSW
- Full-time
- Hybrid work
- Bachelor's degree
- Employee stock purchase plan
Principal Electrical Engineer
KBR —Matraville NSW
- 8 hour shift
- Management
- Office
- Business development
- Health insurance
- Annual leave

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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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principal software engineer jobs in mosman, nsw

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