Senior Software Engineer

WileyRemote, GBR, NJ
£44,200 - £63,400

About The Position

Wiley Science Solutions builds and maintains the world’s most trusted spectral and chemical intelligence platforms. Our databases contain millions of rigorously curated spectra across mass spectrometry (MS), infrared (IR), Raman, NMR, and UV‑Vis—used every day by scientists who depend on correctness, performance, and traceability. At the center of this ecosystem is KnowItAll: a long‑lived, high‑performance Windows application that integrates spectral analysis, chemical data management, searching, and visualization across many techniques and file formats. KnowItAll is not a thin front‑end—it is a deeply engineered system that has evolved over decades and remains mission‑critical for laboratories worldwide, often running offline or in regulated environments. This role is for senior C++ engineers who enjoy working on substantial, real‑world systems and improving them over time. You’ll work hands‑on in a large, mature C++ codebase (Windows / MFC) where performance, determinism, and scientific correctness matter every day. As a Senior Software Engineer, you will contribute meaningfully to the ongoing modernization and evolution of the KnowItAll platform. You’ll take ownership of non‑trivial areas of the system, refactor legacy components, and implement new capabilities—working closely with Principal Engineers and domain experts to ensure changes are correct, maintainable, and backward‑compatible. This is a role for engineers who respect legacy software, understand constraints, and enjoy making incremental improvements that add up to lasting value.

Requirements

  • Strong professional C++ experience, including debugging, refactoring, and performance tuning
  • Experience working in large, long‑lived codebases (not just greenfield projects)
  • Windows development experience; MFC experience is a strong plus
  • Solid understanding of memory management, threading, and performance trade‑offs
  • Comfort improving existing systems incrementally rather than rewriting from scratch
  • Typically 6–10 years of professional software development experience
  • Clear technical communication and collaborative working style

Nice To Haves

  • Experience with scientific, engineering, or data‑intensive software
  • Exposure to modernization efforts (modularization, architectural cleanup, API enablement)
  • Familiarity with Agile development environments (e.g., JIRA), pragmatically applied

Responsibilities

  • Working in a large, long‑lived C++ codebase with significant domain history
  • Owning features or subsystems and seeing them through design, implementation, and maintenance
  • Refactoring complex or brittle areas to improve clarity, performance, and reliability
  • Applying modern C++ practices where they improve safety and maintainability
  • Supporting architectural improvements by helping modularize historically monolithic components
  • Collaborating with other engineers and chemistry/spectroscopy domain experts

Benefits

  • Meeting-free Friday afternoons allowing more time for heads down work and professional development
  • Robust body of employee programming facilitating a wide range of opportunities to foster community, learn, and grow
  • Competitive compensation
  • Comprehensive benefits package
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