Senior / Principal Software Engineer — Data Platform

Network Finance · Travel required · JavaScript · SQL · 3 days ago
Smart Apply
Similar jobs
2,104,095open jobs
132,552companies
240,674added this week
Browse all
Location
Hybrid (Johannesburg, South Africa)
Seniority
Staff · 5+ years exp
Employment
Full-Time

First seen by Alion on Nov 2, 2026. Network Finance scores C on the Alion truth index.

Overview
Company
Impact
Profile match

Network Finance

Founded in 1987, Network Finance is a specialized recruitment and talent solutions agency operating as a key division of Network Recruitment (part of ADvTECH Group). Headquartered in Johannesburg, South Africa, the company provides executive search, permanent placement, and contract staffing tailored specifically to the finance, accounting, auditing, taxation, and actuarial sectors. Through its niche industry focus and global network spanning Africa, Europe, and the Middle East, it enables corporate clients and multinational enterprises to source highly qualified financial leaders and Chartered Accountants.
networkfinanceinternational.com · HQ: Johannesburg, South Africa · Executive Search · Recruiting & Staffing · 5000+ employees · Est. 1987
Key Responsibilities
Web Application Development
  • Design, develop, and maintain internal business applications and operational portals.
  • Build responsive interfaces, dashboards, KPI reporting tools, maps, charts, and data visualisations.
  • Deliver consistent, intuitive user experiences across multiple applications.
  • Translate business requirements into practical technology solutions.
API & Data Integration
  • Integrate applications with shared APIs and backend services.
  • Ensure data displayed within applications accurately reflects underlying business systems.
  • Validate and troubleshoot data using SQL and database queries.
  • Collaborate with data and platform teams to support seamless integration.
User Experience & Performance
  • Develop applications that perform effectively across varying network conditions.
  • Optimise user journeys and application responsiveness.
  • Work directly with stakeholders to understand operational needs and improve usability.
  • Communicate technical changes clearly to non-technical users.
Quality Assurance & Release Management
  • Participate in code reviews and maintain high development standards.
  • Develop automated tests for application functionality and user interactions.
  • Support structured release processes through development, testing, and production environments.
  • Monitor performance and resolve issues through established support processes.
Security & Compliance
  • Implement secure authentication and access controls.
  • Ensure compliance with privacy and data protection requirements.
  • Follow secure development practices and protect sensitive information.
  • Manage application access and configuration securely.
Collaboration & Mentorship
  • Work closely with technical and business teams to deliver solutions.
  • Share knowledge and support less experienced developers where required.
  • Contribute to continuous improvement initiatives and development standards.
  • Participate in solution design and technical planning activities.
Minimum Requirements
Qualifications
  • Matric (Grade 12).
  • Bachelor's Degree in Computer Science, Information Systems, Software Engineering, or a related field, or equivalent practical experience.
  • Relevant cloud or web development certifications will be advantageous.
Technical Skills
Strong experience with:
  • TypeScript
  • JavaScript
  • HTML5 & CSS3
  • React
  • Node.js
  • SQL
  • PostgreSQL
Experience with:
  • RESTful APIs
  • Git and GitHub
  • Automated testing frameworks
  • CI/CD practices
  • Cloud-hosted environments
  • Authentication and access management solutions
Exposure to the following will be advantageous:
  • Google Cloud Platform
  • Firebase
  • Cloud Run
  • Next.js
  • Vue.js
  • Angular
  • C#
  • Java
  • Go
  • Rust
Experience Required
  • Minimum 5 years' professional software development experience.
  • Proven full-stack development experience.
  • Experience building and supporting production web applications used by employees or customers.
  • Experience working with modern JavaScript frameworks and cloud-based solutions.
  • Experience mentoring junior developers would be advantageous.
  • Exposure to operational systems, telecommunications, utilities, GIS/mapping solutions, or enterprise portals would be beneficial.
Key Competencies
  • Strong problem-solving and analytical skills.
  • Excellent communication and stakeholder engagement abilities.
  • High attention to detail and commitment to quality.
  • Strong ownership and accountability.
  • Ability to work independently and collaboratively.
  • Customer-focused mindset.
  • Commitment to continuous improvement and best-practice development standards.
What’s On Offer
  • Competitive market-related remuneration package.
  • Performance-based incentives.
  • Medical aid and risk benefits.
  • Professional development and certification support.
  • Exposure to modern cloud technologies and enterprise-scale systems.
  • Hybrid working environment with flexibility and growth opportunities.
Working Environment
  • Hybrid work model based in Johannesburg.
  • Occasional travel may be required.
  • Participation in major releases and occasional after-hours support when necessary.
  • Collaborative and innovative technology environment focused on operational excellence.
Apply today!
Free account
Stop reading job ads. Get the ones that fit.
One free account turns this page into a shortlist built around your stack, your level and your pay.
Match on every job. Stack, seniority, pay and location, scored against your profile.
2,104,095 open roles. Read straight off company career pages, refreshed every day.
Unlimited applications. Every one you send is tracked in one place, on-site or on a company board.
3 tailored CVs a month. Rewritten for the exact job you are applying to. Included free.
Create a free account Continue with Google
Free forever. No card. Under a minute.

Your match

How well do you fit this role?
Two answers are enough for a real match. No account needed.
Check my fit
Answers stay in this browser until you create an account.

Recommended for you based on this role

Backend
Similar stack
Same company
Johannesburg
up to $110k per year (gross) · In office · Full-Time · South Africa
Java
Apex
DevOps
Rest API
CI/CD
GitHub
Apply
Hybrid · Full-Time · Johannesburg
Python
JavaScript
PowerShell
DevOps
CI/CD
Git
Kubernetes
SRE
Platform Engineering
Pipeline as Code
Apply
Remote (United Kingdom, UK time hours) · Full-Time · 5+ years exp · Cape Town
JavaScript
TypeScript
Node JS
Node JS
BullMQ
Databases
PostgreSQL
Supabase
AI/ML
Cursor
Claude
Claude Code
AI Agents
LLM
OpenAI
Anthropic
OpenAI Codex
Frontend
Next.js
React.js
DevOps
GitHub Actions
Vercel
Cybersecurity
OWASP Top 10
GDPR
Management
Stripe
QA
Playwright
Sentry
Vitest
Apply
In office · 2+ years exp · Bachelor's Degree · Gqeberha
Apply
In office · Full-Time · Cape Town
Java
Java
Spring Boot
Databases
PostgreSQL
Apache Kafka
DevOps
AWS
Apply
Equity · In office · Full-Time · 5+ years exp · Bachelor's Degree · Johannesburg
Python
JavaScript
TypeScript
Ruby
Databases
Oracle
Frontend
Vue.js
Angular
React.js
DevOps
GCP
Azure
CI/CD
AWS
Management
ServiceNow
Apply
In office · 3+ years exp · Johannesburg
Apply
In office · 10+ years exp · Johannesburg
Apply
In office · 8+ years exp · Bachelor's Degree · Johannesburg
Analytics
A/B Testing
Marketing
Meta Ads
LinkedIn Ads
Google Ads
TikTok Ads
Apply
Equity · In office · Full-Time · Johannesburg
Analytics
Microsoft Excel
Apply
See all jobs
This is one of many
2,104,095 more open roles from verified company boards, updated every day.
Browse all jobs Get matched roles