Python Developer jobs in United Kingdom
Lead Software Engineer – Full-Stack REACT/Python Developer
J.P. Morgan
Python Developer: Real-Time Data & End-to-End Ownership
OpenSource
Python Engineer – Scalable Cloud & Automation
Pontoon
Discover more opportunities than anywhere else. Find more jobs nowSenior Full-Stack Engineer (Python & JS) — Remote
Jobgether
Connect with headhunters to apply for similar jobsSenior Software Engineer Python/Distributed Systems
Opus Resourcing Ltd
Production ML Engineer (Python) - Pricing Platform
Datatech Analytics
ML Operations Engineer (Python)
Datatech Analytics
Senior Python Full-Stack Engineer – Hybrid, High-Impact
Reevr
Full-Stack Python Engineer — Remote & Equity
Lendable
Senior ML Operations Engineer (Python)
Datatech Analytics
Junior ML Operations Engineer (Python)
Datatech Analytics
Secure Backend Python Engineer - FastAPI & Data Pipelines
Experis - ManpowerGroup
Software Engineer — Python, Docker & Kubernetes
NCR Atleos
Full-Stack Python Engineer for AI-Powered Ops Tools
Lendable
Full-Stack Python Engineer — Hybrid with Equity
Lendable
Full Stack Developer - Python, Django, React
OCC Computer Personnel
Quality Cloud Architect (Python AI Developer)
ClearRoute
Open-Source Python/Django Developer for Tech4Good
Sanderson Recruitment Plc
PowerBuilder / Python Developer
Job summary
A prominent consultancy firm is seeking a specialist for a system modernization initiative to migrate legacy applications from PowerBuilder to a modern Java platform. The role involves analyzing and validating business logic, and developing Python tools for data migration and system integration. Ideal candidates should possess strong experience with PowerBuilder, Python scripting, and SQL. This position is key to ensuring a seamless transition for a major client in the insurance sector.
Qualifications
- Strong hands-on experience with PowerBuilder in enterprise or legacy systems.
- Deep understanding of DataWindows, event-driven logic, and database interaction.
- Strong experience with Python for scripting, automation, and backend services.
Responsibilities
- Analyze, extract, validate, and support the migration of business logic from PowerBuilder.
- Build Python-based tools and services that enable data migration, logic validation, automation, and integration.
Skills
We are running a system modernization initiative to migrate a legacy enterprise application built with PowerBuilder to a modern Java-based platform for a big US insurance company.
- The main objective of this role is to analyze, extract, validate, and support the migration of business logic from PowerBuilder, as well as to build Python-based tools and services that enable data migration, logic validation, automation, and integration between the legacy and new systems.
Must have
- PowerBuilder: Strong hands‑on experience with PowerBuilder in enterprise or legacy systems
- PowerBuilder: Deep understanding of DataWindows, event‑driven logic, and database interaction
- PowerBuilder: Ability to analyze complex, poorly documented legacy codebases
- PowerBuilder: Experience supporting modernization or migration projects
- Python: Strong experience with Python for scripting, automation, and backend services
- Python: Experience with data processing, validation, and comparison frameworks
- Python: Familiarity with SQL and database connectivity from Python
- Python: Ability to build reliable tools used by other engineering teams
- General Technical Skills: Strong SQL skills (Oracle, PostgreSQL, SQL Server, or similar)
- General Technical Skills: Experience working with large datasets and business‑critical systems
- General Technical Skills: Ability to document legacy logic clearly and unambiguously
- Prior experience in PowerBuilder migration projects
- Experience building migration or reconciliation frameworks
- Knowledge of batch processing, reporting, or ETL pipelines
- Familiarity with REST APIs (consumer level, not necessarily implementation)
- Experience working in parallel‑run or phased cutover migrations
- Experience in working with Rocket UniVerse DB
* The salary benchmark is based on the target salaries of market leaders in their relevant sectors. It is intended to serve as a guide to help Premium Members assess open positions and to help in salary negotiations. The salary benchmark is not provided directly by the company, which could be significantly higher or lower.