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C++ Algorithm Developer

Persistent SystemsPune, Maharashtra, IndiaPosted 18 May 2026

Persistent Systems is seeking an experienced C++ Algorithm Developer to join their team in Pune. The role focuses on developing high-performance, multi-threaded algorithms for complex data processing tasks. Candidates must have extensive C++ experience, proficiency in code vectorization, and knowledge of distributed computing. The role requires an advanced quantitative degree and offers hybrid work flexibility.

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Experience

7-12 years

Function

Engineering

Work mode

Hybrid, India

Company

Tier 2

What you will work on

Persistent Systems is seeking an experienced C++ Algorithm Developer to join their team in Pune. The role focuses on developing high-performance, multi-threaded algorithms for complex data processing tasks. Candidates must have extensive C++ experience, proficiency in code vectorization, and knowledge of distributed computing. The role requires an advanced quantitative degree and offers hybrid work flexibility.

TAL's take

Quality 60/1005/5 clarityTier 2 company

Solid role at an established Tier 2 firm requiring specialized algorithmic expertise and advanced degree.

Clear requirements for high-performance C++ development and specific domain skills.

Salaries at Persistent Systems

16.9 LPA average

Based on 906 Grapevine salary entries for Persistent Systems.

View all salaries

Engineering

0 - 2 years | 3.1

5 LPA average

Range: 4 - 8 LPA

Engineering

2 - 4 years | 3.1

7 LPA average

Range: 4 - 24 LPA

Engineering

4 - 6 years | 3.3

13 LPA average

Range: 7 - 25 LPA

Engineering

6 - 8 years | L5

16 LPA average

Range: 8 - 27 LPA

Must haves

  • 7+ years of experience in C++ development
  • Proficiency with C++17 or above
  • Experience with code vectorisation (SIMD)
  • Knowledge of distributed, multi-core data-driven processing
  • MSc or PhD in a quantitative scientific discipline

Tools and skills

c++pythonmulti-threadinghigh-performance computingsimddockersingularityversion control

Nice to have: radio astronomy data processing.

About the company

Established IT services company with significant engineering presence in India.

Posts mentioning Persistent Systems

I have two offers Of same CTC Capgemini and PERSISTENT SYSTEMS which one is good to join?

Office Gossip20

How much persistent give for 11 years exp salary and grade for a full stack developer and having deveops and cloudops knowledge

Big 430

Title: Data Scientist (~2 YOE) – Built planning tools, pipelines, and AI system. Need honest feedback on profile.

Hi all, Looking for practical feedback on my profile before I start applying. I’ll keep this structured so it’s easier to evaluate. --- 1) Planning Tools / Web Applications Problem: Forecasting workflows were fragmented and heavily Excel-driven: - Multiple data sources (orders, shipments, different forecast versions) - Manual merging, lookups, and adjustments - No way to simulate scenarios or compare forecasts cleanly - Different planners using different methods → inconsistency What I built: - Two internal applications for planning workflows: - A planning tool integrating 8+ data sources - A forecasting simulator supporting multi-level editing (high → granular) Key capabilities: - Real-time scenario simulation - Side-by-side comparison of multiple forecast types - Hierarchical adjustments across levels - SQL write-back for persistence Scale: - Processes ~150K+ records per cycle - Used in monthly planning cycles by multiple teams Impact: - Removed fragmented Excel workflows - Enabled consistent decision-making across users - Reduced manual effort and improved visibility into forecast behavior --- 2) Automation & Data Pipelines Problem: Core workflows were manual and repetitive: - Multi-file Excel processing - Data cleaning + merging across systems - Version tracking errors - High effort per cycle (1–4 hours depending on workflow) What I built: - Multiple pipelines automating end-to-end workflows Examples: - Large-scale consolidation pipeline: - Input: ~1M+ rows across 20+ files - Output: clean, unified dataset (~75% reduction) - 2nd pipeline: - Replaced a 23-step manual process - Standardized inconsistent formats across datasets - 3rd automation processing: - Automated unpivoting, enrichment, and version tracking Impact: - Reduced processing time from hours → minutes per cycle - Eliminated manual errors (copy-paste, lookup mistakes) - Standardized workflows across users --- 3) Power BI / Monitoring Problem: Recent data (orders/shipments) showed inconsistencies, but: - No visibility into changes over time - Hard to identify where data drift was happening What I built: - Power BI dashboards with: - Hierarchical filters - Drill-down views - Month-over-month comparison Scale: - ~30K+ records analyzed Impact: - Enabled early detection of data inconsistencies - Helped planners validate inputs before forecasting - Improved trust in upstream data --- 4) Side Project (AI System) What I built: - AI-powered job assistant system Features: - Scrapes job postings - Scores relevance using LLMs - Generates tailored resume points and outreach messages - Tracks applications Tech: - FastAPI backend - LLM routing (cloud + local fallback) - SQLite storage Goal: - Build a system-driven workflow (not just model usage) --- My concern Most of my work sits at the intersection of: - forecasting - data systems - workflow automation I’m trying to move into: 👉 Applied Data Scientist / Product-oriented roles --- Questions 1. Does this profile look too niche (forecasting-heavy)? 2. Does “building systems around data” help or hurt for DS roles? 3. What’s the biggest gap you see (if any)? Would really appreciate honest feedback. Thanks.

Data Scientists40