671 Available Jobs for "software engineer iii python java"

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Jobleads-UK

Senior Software Engineer, Python

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Lead the design, development, testing, and delivery of scientific and engineering softwareWork with engineers and analysts to turn technical methods and business needs into clear...

Greater LondonAny

Jobleads-UK

Senior Lead Software Engineer - Java & Python (Low-Latency)

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External

JPMorganChase in London is seeking a Sr Lead Software Engineer (Java/Python) to help design, build, and deliver high-performance trading software within Digital Markets Execution...

Greater LondonAny

MarkIT Placements

Senior Software Engineer Python

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External

Job Description My client is looking for a Senior Software Engineer Backend Leaning Contract may also be considered. What You Will Be Doing You'll sit at the core of their...

ChiltonAny

Jobleads-UK

Senior Developer, Systematic Trading Platform (Java/Python)

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iSAM Securities is a leading quantitative trading firm powering the Vector fund with a bespoke systematic trading platform. You will contribute to design, development and...

Greater LondonAny

RJC Group

Python Developer

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External

Job DescriptionWe are seeking a skilled Python Engineer to join the expanding Front Office Automation team of a major Commodities Trading company based in London.Working directly...

AldgateAny

Python Developer

Location: Glasgow - 4 days on-site, 1 day remoteStart Date: ASAPContract End Date: April 2027 (with a few to extend for a further 12-months)Daily Rate: £400-£450 per day, Inside...

CadderContract

17918

Python Senior Software Engineer Manchester

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hackajob is partnering directly with BAE Systems Digital Intelligence to hire for this role. Location(s):UK, Europe & Africa : UK : Manchester BAE Systems Digital Intelligence is...

LancashireAny

Client Server

Backend Software Engineer Python R&D

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Job DescriptionBackend Software Engineer / Developer (Python R&D) Cambridge to £65kAre you a backend focussed Software Engineer who enjoys problem solving and working on complex...

CambridgeAny

Robert Walters

Python Developer

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External

Job DescriptionPython DeveloperLocation: GlasgowRole Type: Contract - 12 monthsWork Setup: Hybrid - 3 days in the officeWho We AreRobert Walters is the world's most trusted talent...

GlasgowAny

Client Server

Backend Software Engineer Python R&D

External
External

Job DescriptionBackend Software Engineer / Developer (Python R&D) Cambridge to £65kAre you a backend focussed Software Engineer who enjoys problem solving and working on complex...

Church EndAny

Interact Consulting Limited

Python Software Engineer Hybrid working

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External

Job DescriptionWe're looking for a Python Software Engineer to become the organisation's first dedicated engineering hire. You'll work closely with the CTO and the Data Engineers...

AshbourneWork From Home

Jobleads-UK

Senior Python Backend Software Developer

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External

About usAt Xelix, we work with some of the world’s largest companies to automate and strengthen their financial controls. Our AI solutions redefine how Accounts Payable teams...

Greater LondonAny

GCS

Python Developer

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External

Job DescriptionPython Developer - Banking (Contract until 30/11/2026 with potential extension) Sheffield | Hybrid | 3 days onsite per week A major banking client is seeking a...

SheffieldAny

Jobleads-UK

Lead AI-Driven Engineer (Java/Python) - Open Source

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JPMorganChase leads an AI-first team in Payments Technology, delivering trusted market-leading technology products with secure, scalable software across multiple business...

GlasgowAny

Jobleads-UK

Senior Cloud Engineer: AI-Driven Microservices (Java/Python)

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Test Triangle Limited in the United Kingdom is seeking a hands-on Senior Cloud Engineer to support the development of a Finance AI platform. The role focuses on building scalable,...

SheffieldAny

External

Senior Software Engineer, Python

Jobleads-UK

AnyGreater London
Greater London
Any
Posted a day ago by Jobleads-UK

Job Description


  • Lead the design, development, testing, and delivery of scientific and engineering software

  • Work with engineers and analysts to turn technical methods and business needs into clear requirements and dependable software

  • Make pragmatic architectural decisions balancing current delivery with long-term maintainability

  • Establish and embed standards for development, testing, documentation, version control, code review, continuous integration, and releases

  • Ensure scientific calculations and results are reproducible, traceable, and verified

  • Document the software, share knowledge, and provide a structured handover to its long-term owner

  • Contribute to other scientific and engineering software projects where required


Requirements



  • Professional software development experience, typically four or more years, with evidence of leading delivery of non-trivial software

  • Advanced Python skills and strong judgement in software architecture, modularity, error handling, and maintainable Python interfaces

  • Experience designing, building, testing, packaging, and releasing reusable Python libraries or applications

  • Experience establishing engineering practices including automated testing, code review, documentation, dependency management, continuous integration, and Git version control

  • Experience with numerical, scientific, engineering, or data-intensive software, including verification of calculations and edge cases

  • Ability to understand unfamiliar methods, identify ambiguity, and define precise, testable behaviour with subject-matter experts

  • Working knowledge of SQL, including queries to retrieve, filter, join, and aggregate data

  • Pragmatic technical leadership and ability to set direction while delivering working software

  • Strong written and verbal communication, technical documentation, knowledge sharing, and software handover experience

  • Ability to become productive quickly, work independently, and deliver within a time-limited engagement

  • Degree or equivalent experience in computer science, engineering, mathematics, physics, or another quantitative discipline is desirable, not required

  • Desirable experience with NumPy, SciPy, pandas or Polars, Pydantic, Plotly, or equivalent technologies

  • Desirable experience with time-series or sensor data, data validation, numerical optimisation, simulation, statistics, or uncertainty analysis

  • Familiarity with typed Python, developer and user documentation, linting and formatting tools, and modern Python project tooling

  • Experience verifying scientific software against analytical, experimental, or independently produced reference results

  • Experience taking ownership of an early-stage codebase and preparing it for continued development

  • Experience in an engineering-led or renewable-energy business

  • Experience handling commercially sensitive or customer-supplied technical data


Core Competencies


Demonstrates advanced Python programming skills and a strong understanding of software architecture, ensuring the development of maintainable and reusable software solutions. Capable of leading technical projects, establishing engineering practices, and effectively communicating complex technical concepts.


Highest-signal resume keywords



  • Advanced Python Skills

  • Software Architecture Expertise

  • Automated Testing and Continuous Integration

  • Technical Leadership

  • SQL Proficiency


ATS Optimization Keywords


Hard Skills



  • Software Development

  • Python Programming

  • Numerical Software Engineering

  • Reusable Library Development

  • Automated Testing

  • Code Review

  • Version Control

  • Data Validation

  • Scientific Calculation Verification

  • Dependency Management


Soft Skills



  • Strong Communication

  • Knowledge Sharing

  • Independent Work

  • Problem-Solving


Industry Keywords



  • Engineering Software

  • Scientific Software

  • Data-Intensive Software

  • Renewable Energy

  • Commercially Sensitive Data


Tools & Technologies



  • Git

  • NumPy

  • SciPy

  • Pandas

  • Pydantic

  • Plotly

  • Typed Python

  • Linting Tools

  • Modern Python Project Tooling


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