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Job Title: Senior Software Engineer • Senior Software Engineer - C++ Location: Enfield, London Salary: £60,000-£65,000, depending on experience Working pattern: Hybrid - three days on-site and two days from home Job type: Permanent An established technology and engineering organisation is seeking an experienced Senior Software Engineer to join its specialist Engineering Software Team in Enfield. This is an excellent opportunity to take ownership of technically challenging software projects, working across the complete development lifecycle—from preliminary requirements and specification through to implementation, testing and verification. You will develop innovative software for new products and solutions while enhancing existing systems to meet technical and commercial requirements. Alongside hands‑on software development, you will provide technical guidance to junior colleagues and collaborate with customers, suppliers and engineering partners. • Design, develop, test and maintain high-quality software using C++., • Take ownership of complete software designs or defined elements of larger engineering projects., • Translate product and technical requirements into reliable software solutions., • Manage software development activities from initial specification through to verification., • Support, maintain and enhance existing software products., • Produce clear technical documentation throughout the development lifecycle., • Diagnose software issues and implement effective, maintainable solutions., • Liaise with customers, suppliers and external collaborators on software-related matters., • Provide technical advice and mentoring to less experienced engineers., • Promote good engineering practices across the software team., • Support wider engineering and project activities when required. To be successful in this role, you should have: • Strong commercial software development experience using C++., • Experience delivering software through the full development lifecycle., • A sound understanding of software design, testing and verification., • Experience using Microsoft Visual Studio 2022 or 2026., • The ability to produce structured, maintainable and well-tested software., • Strong analytical and problem‑solving abilities., • Clear written and verbal communication skills., • A degree in software engineering, computer science or another relevant subject., • Graphical user interface development., • User experience or human-computer interaction., • Scripting languages such as Python or PowerShell., • Supporting or mentoring junior software engineers., • Salary of £60,000-£65,000, depending on experience., • Hybrid working, with two days per week from home., • Ownership of technically complex software projects., • The opportunity to develop innovative engineering products and solutions., • A senior position combining hands‑on development with technical mentoring., • Collaboration with customers, suppliers and multidisciplinary engineering teams. Applicants must already have the permanent right to work in the United Kingdom. Unfortunately, visa sponsorship is not available for this position. #J-18808-Ljbffr

Position: Senior Machine Learning Engineer. We are looking for a Senior Machine Learning Engineer to join a cross functional team, focussing on growing our product algorithmic recommendations within Just Eat Takeaway. Proficiency in Python and a strong understanding of software engineering principle

Software Engineer with expertise in Python, PostgreSQL, and financial data. At least 5 years of professional experience in software engineering or software development. Design, develop, test, and maintain software applications using Python.

Java (Spring / Spring Boot) and Python. Java and Python-based backend systems.

As a Senior Software Engineer your role will blend technical leadership and software engineering, giving you the opportunity to guide a talented team while remaining closely involved in architecture, design and delivery. Senior Software Engineer / Lead Developer (Python GCP FastAPI) London / WFH to

Job Description Job Title: Senior Software Engineer (Python & Distributed Systems) Location: Cambridgeshire, UK (5 days onsite – Central Cambridge & Bourn Quarter) Contract Length: 12 Months Overview We are looking for a Senior Software Engineer to support and scale software systems inside our Ca

Backend Software Engineer / Developer (C++ Python) London / WFH to 125kAre you a talented, backend focussed Software Engineer with strong C++ and Python skills and a solid understanding of the trade lifecycle?You co9uld be progressing your career at a technology driven systematic trading firm where

Job Title: Senior Software Engineer (Python & Distributed Systems). We are looking for a Senior Software Engineer to support and scale software systems inside our Cambridge data collection lab. Python: 8+ years of professional backend software engineering and data processing experience.

La Fosse are partnering with a leading global consultancy, who are looking for a software engineer with a strong cloud background, to move into a developer-first platform engineering role. Senior Platform Engineer (AWS, Python and/or Go). You'll be responsible for designing and building production-g

You’ll work alongside highly experienced engineers to plan the migration, build and deploy new systems, analyse existing traffic and prioritise, then expand feeds and query APIs to cover new use-cases. A strong senior backend engineer, comfortable across the languages in play on a data platform (e

An ability to write robust and fault-tolerant software. We’re open to the level you’re applying on, if you don’t feel like a Senior Engineer yet, but you tick all the boxes, we’ll definitely consider your application. Django or similar Python frameworks.

Aspect Capital, located in London, is seeking a Software Engineer to join their Software Development team. The role involves developing features on various systems using Java, Python, and MATLAB within a collaborative culture aimed at solving business problems.

Ideal candidates have multiple years in software engineering, strong Python expertise, and experience deploying scalable applications. Turing is seeking a Software Engineering evaluator to create cutting-edge datasets for training and benchmarking large language models. You will curate Python-based

We’re open to the level you’re applying on, if you don’t feel like a Senior Engineer yet, but you tick all the boxes, we’ll definitely consider your application. Django or similar Python frameworks. An ability to write robust and fault-tolerant software.

HKEX Group in London is seeking a Senior Engineer to design and implement complex software solutions in a fast-paced, regulated environment. Net, and Python frameworks, plus experience with.

Formal training or certification in Computer Science, Engineering, or a related field, along with strong advanced experience in key concepts.

Client Server Limited in London is seeking a Founding Software Engineer (Python) to shape product and technology in an early-stage AI start-up. You'll own design and build scalable, cloud-native apps using Python and TypeScript, across backend and frontend, with CI/CD and Azure deployments; collabor

As a Software Engineer III (Java/Python Developer) at JPMorgan Chase within the Commercial and Investment Banking Emerging Markets Team, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading technology products in a secure, stable, and scalable wa

We have an exciting and rewarding opportunity for you to take your software engineering career to the next level. Formal training or certification on software engineering concepts and advanced applied experience. As a Software Engineer III at JPMorganChase within the Corporate Sector, Market Risk Te

Sanderson Recruitment is seeking a skilled software engineer for a major UK Defence and National Security programme based in London, Manchester, or Cheltenham. Ideal candidates have strong Python or Java skills, AWS proficiency, and solid cloud experience, backed by robust engineering fundamentals a

As a Senior Lead Software Engineer at JPMorganChase within the Asset Management Core Data & Analytics Engineering organization, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading technology products in a secure, stable, and scalable way. Active

This is a rare opportunity for an experienced engineer to combine hands-on development, software architecture, and technical leadership in an innovation-driven environment. Mentor engineers and champion engineering best practices. Senior, Lead, Staff, Principal, or Architect-level software engineeri

You will drive end-to-end software solutions across multiple business functions and lead critical architectural discussions to ensure reliability and security. Key requirements include deep Java (17+), Python, Spring Boot, microservices, Kubernetes, and strong API design experience.

This role focuses on high‑performance C++/Python software that interfaces self‑driving models with vehicle and embedded systems.

Senior Lead Software Engineer to join the Credit data pond team within Wholesale credit risk technology. The role focuses on applying advanced software development practices, secure coding, automated testing, and robust release readiness, shaping a scalable enterprise. You will guide technical direc

DRW is seeking a Software Engineer to join the Commodities Data Team in London. You will help build data pipelines for ingestion and analysis of datasets, collaborating with senior data engineers and stakeholders on both greenfield and legacy projects. The role emphasizes reliable Python ETL develop

Python Senior Software Engineer Location: Manchester These roles require 5 days week on site. Role description We are looking for experienced Python Software Engineers who want to have a real impact, and who are keen to apply their creative thinking to the ever-changing space of cybersecurity. Imple

As a Lead Software Engineer at JPMorganChase within the Market Risk Technology, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading technology products in a secure, stable, and scalable way. Formal training or certification on software engineeri

Senior, Lead, Staff, Principal, or Architect-level software engineering experience. Specialist Software Engineer Cambridge, UK | Hybrid. This is a rare opportunity for an experienced engineer to combine hands-on development, software architecture, and technical leadership in an innovation-driven env

Oxford Knight seeks a Senior Software Engineer to join the Post-Trade Engineering team in London. Applicants should have 5+ years of professional software experience with Java and/or Python, strong CS fundamentals, and excellent collaboration skills to thrive in a world-class, tech-driven environmen

Morgan is seeking a Software Engineer with expertise in AWS and Python, and a passion for Machine Learning, to help engineer and deploy innovative ML solutions into production. You will join the Applied AI/ML Software Engineering team, collaborating with technology teams across the firm, contributin

Webbyfox is a UK-based Python web development agency seeking a Senior Python Engineer to design, build and scale backend services powering our products. Responsibilities include designing scalable APIs in Python, leading architectural decisions, mentoring engineers, and improving performance, securi

Client Server is seeking a Founding Software Engineer (Python) in the UK to help shape core technology and product in a fast-growing AI startup. You will work with Python and TypeScript, leveraging AI tools to deliver scalable solutions.

As a Software Engineer at JPMorgan Chase within the AI/ML Data Platforms business, youare an integral part of a team that works to enhance, build, and deliver trusted market-leading technology products in a secure, stable, and scalable way. Acting senior engineer within the team mentor and drive pra

Senior Software Engineer - Rates Live Risk & P&L (Python) As a Senior Software Engineer at JPMorganChase supporting Rates Live Risk & P&L, you will be a hands-on Python engineer building and running low-latency, real-time applications used directly by traders and risk managers. Low-latency/performan

Global software and engineering technology company is looking to expand its software engineering team in Cambridge. Proven experience as a Full-stack Software Engineer or in a similar development role; at least 4+ years of experience in Full-stack web application development. You will be working on

Medtronic in London is seeking a software engineer to help build and maintain a SaaS tool for project, data, and annotations management using Python. You will collaborate with data and platform engineers to handle growing data volumes and ensure production-grade code quality.

Software Engineer (Test) – Python/C++ | NYC / London • London. Fantastic opportunity for a strong software engineer to gain experience in market‑making at a globally successful firm. This client platform supports connectivity, order management, and analytics across multiple asset classes, and

As a Software Engineer at JPMorganChase within AMDP (AIML Data Platforms), you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading technology products in a secure, stable, and scalable way. Working familiarity with Gen AI Engineering tools/framework

As a Software Engineer you will help shape the future of identity and access management through software engineering, automation and modern cloud technologies. Software Engineer (IAM Python SaaS Rust IaC) Remote to £90k. Are you a technologist Software Engineer with strong Python skills and a good

Strong software engineering fundamentals with hands-on experience across the software development lifecycle, including system design, development, testing, release, and production support. Join us and elevate your software engineering career. Formal training or certification in software engineering

As a Python Software Engineer you will develop backend code and APIs, with a focus on prompt engineering and LLMs, collaborating with the Technical Architect to develop robust and highly performant solutions. Python Software Engineer / Developer (Agentic AI) London / WFH to £65k. You could be progr

Senior Software Engineer I (Java & Python). You'll work at the intersection of software engineering, data engineering, and AI, solving challenging problems around understanding and processing millions of research documents within Elsevier's publishing ecosystem. As a Senior Software Engineer on our

CircuitHub is hiring a senior robotics software engineer to architect the robot operating system and build the core abstractions for modeling robots, tools and jobs.