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IT WORLD LIMITED
Senior Software Engineer

Senior Software Engineer

Hybrid

Leeds, United kingdom

Senior

Freelance

27-12-2025

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Skills

Communication Python HTML CSS SQL Data Cleaning Version Control Programming git Numpy Pandas python programming HTML & CSS

Job Specifications

Required Skills-

9 + years’ experience must

Relevant experience on timeseries/data package

Soft Skills: Strong written and verbal communication skills
Experience:
Hands on programming experience with:

i. Proficient Python Programming

ii. Key skills: Functions, classes, and object-oriented programming, List comprehensions, generators, Error handling,

iii. Working with virtual environments and package management (pip, venv)

Data Manipulation & Analysis (Pandas & NumPy)

i. Key libraries: pandas, numpy, (optional: polars)

ii. Key skills: Data cleaning and preprocessing, Handling missing values, grouping, merging, pivoting, aggregations, and SQL

Software Engineering Best Practices

i. Key practices: Version control with Git. Writing modular, reusable code. Unit testing (e.g., with pytest). Code documentation and docstrings. Using linters and formatters

Plotly Dash

i. Key skills: Customizing with Plotly Graph Objects for advanced interactivity.

ii. Creating dashboards with Dash: Callbacks, Layouts (HTML & CSS integration), Components (Dropdowns, sliders, graphs, tables).

iii. REST APIs: Fetching or sending data to backend services

About the Company

IT WORLD Limited has been a leading provider of IT consulting and staff augmentation services in the UK and EU since 2015. We believe that challenge and inspiration drive excellence, and we apply this philosophy to both our team and our client partnerships. Our core strengths include: • Talent Acquisition: Access to a deep pool of highly skilled IT professionals. • Service Excellence: Unwavering commitment to outstanding service quality, optimized for cost and time efficiency. • Agile Staffing Solutions: Empowering client... Know more