Back End Developer Java Spring Bootpython Jobs in London, UK

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Principal Technical Architect

Principal Technical Architect * Design, develop, and support Temenos T24 Securities and Wealth‑related modules, TAFJ , including: * * Order management * Order Execution * Trade Settlement * Corporate actions * Derivatives(DX) m ...

Alpha Implementation Test Lead, Assistant Vice President

Who we are looking forWe are seeking a senior testing leader to partner closely with Implementation Test Leads and delivery stakeholders to manage all aspects of test execution for Alpha implementations. This role is accountable for end-to-end testing governance, execution oversight, and cross-f ...

Senior Product Marketing Manager Studio

# Senior Product Marketing Manager - StudioMistral AI•Full-time•London•2m ago**About Mistral**At Mistral AI, we believe in the power of AI to simplify tasks, save time, and enhance learning and creativity. Our technology is designed to integrate seamlessly into daily working life. We democratise AI through high- ...

Technical Business Analyst

Key Responsibilities * Analyse and document end‑to‑end business and technical flows across risk, finance, and regulatory platforms. * Lead and participate in design reviews, ensuring alignment between business requirements and technical implementation. * <br ...

Senior Product Engineer (TypeScript | £150k)

Location London, hybrid (typically 2 to 3 days in office) Salary Up to £150,000 + Equity Role Senior product engineering at the strongest London startups and scale‑ups. Work Build and ship product features end‑to‑end across frontend and backend. ...

Chief Enterprise Architect

Get AI-powered advice on this job and more exclusive features. This range is provided by Intelix.AI. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Intelix.AI London | Hybrid ...

Staff Software Engineer, Device Integrations

About usWe are the creators of ClinSpark - the world's first CDISC ODM certified Phase I eSource and clinical trial automation system. ClinSpark (also known as the 'IQVIA Clinical eSource Platform') improves the speed, quality, and transparency of clinical research. Our product platform supports ...

Head of Sales UK / A&D Hospitality

Exciting Opportunity to lead Sales for an International Leading manufacturer of Design Lead Outdoor Heating Products. Focussed on building client relationships specifically across Hospitality & Commercial sectors. THE COMPANY: Recognised International leader in premium outdoor heati ...

Staff Software Engineer

Based | London (Zone 1) Workonomics are partnering with an InsurTech scale-up who to date have received over half a billion $ in funding. As a Staff Software Engineer , you'll join a small, high-impact Forward Engineering team. This role isn’t about delivering features f ...

Senior Python Developer – Energy Trading (Front Office) £700pd (Inside IR35)

We’re working with a front-office energy trading firm looking to hire a strong Python developer to sit close to the business and support trading activities. This is a high-impact role focused on data modelling, analytics, and direct interaction with traders. Key Responsibilities Des ...

Head of Sales UK / A&D Hospitality

Exciting Opportunity to lead Sales for an International Leading manufacturer of Design Lead Outdoor Heating Products. Focussed on building client relationships specifically across Hospitality & Commercial sectors. THE COMPANY: Recognised International leader in premium outdoor heati ...

Technical Product Manager AI Platforms GenAI Developer Platform

Technical Product Manager - AI Platforms - GenAI Developer Platform Location London Business Area Engineering and CTO Ref # **Description & Requirements** Bloombergu2019s CTO Office is the future-looking technical and product arm of Bloomberg L.P. ...

Technical Product Manager AI Platforms GenAI Developer Platform

Technical Product Manager - AI Platforms - GenAI Developer Platform Location London Business Area Engineering and CTO Ref # **Description & Requirements** Bloombergu2019s CTO Office is the future-looking technical and product arm of Bloomberg L.P. ...

Senior Backend Engineer (TypeScript/Node) – Fintech, Equity

A leading fintech startup in the UK seeks a Senior Back End Engineer skilled in Node.js and TypeScript. You will design and build features for their backend stack while collaborating with a small team. The position offers a competitive salary, stock options, and a hybrid working model with two days a week in Lon ...

Senior Backend Engineer (Rust/Python) – FinTech Platform

A financial technology firm in the City of London is seeking a financial software engineer to join their back-end team. The role involves designing and maintaining cloud-native solutions, working with Rust and Python, and collaborating with stakeholders in the finance sector. The ideal candidate possesses a stro ...

Python Engineer — Sports Data Backend & Pipelines

Smartodds Limited is looking for a Python Engineer based in North London. The role involves developing data pipelines and back-end solutions to support high-quality sports data analysis. You'll collaborate closely with a supportive team to optimize processes and deliver production-grade software. Essential skill ...

Senior Backend Engineer (Rust/Python) for Financial Tech

A financial services technology firm in the UK is seeking a financial software engineer to join their back-end team. This role includes engaging with stakeholders, designing solutions for data integration, and implementing cloud-native applications on AWS using Rust and Python. The ideal candidate will have a Ba ...

Greenfield Go Backend Engineer – Real Time Trading Data

XTX Markets is seeking a Software Engineer for their new Trading Data Technology team in London. This role involves designing and operating a greenfield Trading Data platform, handling tasks in back-end services primarily using Go, and engaging in full software development lifecycles. Candidates with 3-5 years o ...

Premium Beverage & Events Operations Lead

Join Recruit4Mum as a Beverage & Event Operations Manager in London to lead high-end events. You'll manage front- and back-of-house teams, streamline operations, and ensure client satisfaction. With a salary range of £35,000–£40,000 DOE and benefits including hybrid working and a competitive perks package, this ...

Senior Backend Engineer for AI Driven Voice Platform

A leading customer communications platform in Greater London is seeking a Senior Backend Software Engineer to design, develop, and operate vital features. You will write scalable code, mentor team members, and ensure system reliability, focusing on delivering solutions using AWS. Ideal candidates have 6+ years o ...

Senior Backend Engineer Enterprise Platform (Node/TS)

A leading SaaS provider in the UK is seeking a skilled Software Engineer to work on their enterprise platform. You will be responsible for designing and enhancing software, managing project priorities, and collaborating with a dynamic team to impact the next generation of technology. Candidates should have over ...

FinTech Software Engineer – AI Driven Scale Up (Equity)

Bondaval, a fast-growing fintech in London, seeks a Software Engineer to join their high-caliber engineering team. In this role, you will design and maintain core services and APIs, working closely with product, CTO, and data teams. Candidates should have over 3 years of software engineering experience and profi ...

Senior Backend Engineer (Rust/Python) for Financial Tech

A financial services technology firm in the UK is seeking a financial software engineer to join their back-end team. This role includes engaging with stakeholders, designing solutions for data integration, and implementing cloud-native applications on AWS using Rust and Python. The ideal candidate will have a Ba ...

Senior Solutions Engineer Remote SaaS Innovator

Algolia is searching for passionate Solutions Engineers to enhance customer engagement with their platform. This role involves collaboration with Sales, developing custom applications, and providing technical support to clients. Ideal candidates should have over 4 years of experience in a technical customer-faci ...

Senior Backend Lead — Workflow (Hybrid, 20 Flex Days)

Personio is seeking a Lead Software Engineer (Back-end) for their EO Workflows team in Greater London. You will design and improve scalable backend systems for complex employment workflows, work collaboratively with cross-functional teams, and lead product-focused engineering solutions. The position offers 28 da ...

Senior Backend Lead — Workflow (Hybrid, 20 Flex Days)

Personio is seeking a Lead Software Engineer (Back-end) for their EO Workflows team in Greater London. You will design and improve scalable backend systems for complex employment workflows, work collaboratively with cross-functional teams, and lead product-focused engineering solutions. The position offers 28 da ...

Senior Backend Engineer (Rust/Python) – FinTech Platform

A financial technology firm in the City of London is seeking a financial software engineer to join their back-end team. The role involves designing and maintaining cloud-native solutions, working with Rust and Python, and collaborating with stakeholders in the finance sector. The ideal candidate possesses a stro ...

Senior Backend Engineer Enterprise Platform (Node/TS)

A leading SaaS provider in the UK is seeking a skilled Software Engineer to work on their enterprise platform. You will be responsible for designing and enhancing software, managing project priorities, and collaborating with a dynamic team to impact the next generation of technology. Candidates should have over ...

Senior Business Analyst

Senior Business Analyst (Contract – Outside IR35) Location: London (Hybrid – 4 days per week on-site) Contract: Outside IR35 Sector: Financial Services We are seeking a highly experienced Senior Business Analyst to support a strategic transformation initiative across mid ...

Senior Business Analyst

Senior Business Analyst (Contract – Outside IR35) Location: London (Hybrid – 4 days per week on-site) Contract: Outside IR35 Sector: Financial Services We are seeking a highly experienced Senior Business Analyst to support a strategic transformation initiative across mid ...

Senior Business Analyst

Senior Business Analyst (Contract – Outside IR35) Location: London (Hybrid – 4 days per week on-site) Contract: Outside IR35 Sector: Financial Services We are seeking a highly experienced Senior Business Analyst to support a strategic transformation initiative across mid ...

Software Applications Support Engineer in London Apple Inc.

Software Applications Support Engineer London, United Kingdom Posted about 1 year ago Tech Stack Coding Application Scala Java SQL Job Description Focused on Application Support Engineering. Qualifica ...

Full Stack Engineer

Role -Java Fullstack with Claude Gradle and React Mandatory Skills : Application Architecture, Architecture Patterns and Styles, Claude Code, Java, SOA and Microservices Based Architecture Mode-3 Days from London office Type-Perm/FTE About the Role Seeking a Spec ...

Senior Data Engineer, Unified Platform

DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the world. We value autonomy and the ability to quickly pivot to capture opportunities, so we operate using our own capital and trading ...

Senior Data Engineer, Unified Platform

DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the world. We value autonomy and the ability to quickly pivot to capture opportunities, so we operate using our own capital and trading ...

Interim Financial Controller

Interim Financial Controller – Premium British Fashion Brand We’re partnering with a leading British heritage fashion brand to appoint a Financial Controller into a high-impact role at the heart of the business. Candidates must be available for an immediate start although the role could go ...

Senior Software Engineer, Native Applications and Networking (3 Month Contract)

Join Secure Code Warrior to create a safer digital landscape by assisting companies to secure their software through developer‑led practices! Secure Code Warrior’s mission is to establish new standards for coding that transform the ways software is created. We do this by providing the world’s leadin ...

Salesforce Architect

Salesforce ArchitectLocation: London (Hybrid) Contract: Permanent Level: Senior / LeadOverviewAn established financial services organisation is undergoing a major Salesforce transformation, migrating the endtoend client lifecycle onto Salesforce Financial Services Cloud. We are se ...

Lead Software Engineer

Job Responsibilities Leads the design and development of scalable and resilient systems using Java or Python, driving continual, iterative improvements across product teams Drives decisions on software solutions, architecture, design, development, and technical troubleshooting with a ...

Lead Software Engineer

Job Responsibilities Leads the design and development of scalable and resilient systems using Java or Python, driving continual, iterative improvements across product teams Drives decisions on software solutions, architecture, design, development, and technical troubleshooting with a ...

Lead Software Engineer

Job ResponsibilitiesLeads the design and development of scalable and resilient systems using Java or Python, driving continual, iterative improvements across product teamsDrives decisions on software solutions, architecture, design, development, and technical troubleshooting with a focus on s ...

Kubernetes Linux AIOps Engineer – Elite Quant Hedge Fund

Infrastructure DevOps Engineer / SRE with expertise in Kubernetes, Linux, Observability, IaC and AIOps sought by a market-leading Quantitative Hedge Fund to further aide further business growth. Find out more about the daily tasks, overall responsibilities, and required experience for this opportun ...

Technical Lead

Technical Lead – Regulatory Reporting (EMEA) | London | We are partnering with a globally recognised institutional brokerage and investment bank, who are looking to hire a Technical Lead within their Middle & Back Office Technology function . You will work at the intersecti ...

Junior AI Developer Bootcamp (Hammersmith and Fulham)

Junior AI Developer Programme Job Support Included Complete online training designed to help you enter junior AI and developer roles. Study part-time, build coding and AI fundamentals, and receive structured job support to help you secure your first role. The Programme This 10 14 week online programme c ...

Senior Product Developer– Sportswear / Activewear / Athleisure Apparel

Senior Product Developer – Sportswear / Activewear / Athleisure Apparel Watford, Hertfordshire | Full-Time - Permanent | ...

Senior Product Developer– Sportswear / Activewear / Athleisure Apparel

Senior Product Developer – Sportswear / Activewear / Athleisure Apparel Watford, Hertfordshire | Full-Time - Permanent | ...

Senior Product Developer– Sportswear / Activewear / Athleisure Apparel

Senior Product Developer – Sportswear / Activewear / Athleisure Apparel Watford, Hertfordshire | Full-Time - Permanent | ...

Interactive Creative Developer (Three.js / React Three Fiber)

Interactive Creative Developer (Three.js / React Three Fiber) UK based - Must be based and legally able to work in the UK £600/day inside IR35 12-Month Contract We’re partnering with a global media and entertainment brand to hire an Interactive Creative ...

Interactive Creative Developer (Three.js / React Three Fiber)

Interactive Creative Developer (Three.js / React Three Fiber) UK based - Must be based and legally able to work in the UK £600/day inside IR35 12-Month Contract We’re partnering with a global media and entertainment brand to hire an Interactive Creative ...

Interactive Creative Developer (Three.js / React Three Fiber)

Interactive Creative Developer (Three.js / React Three Fiber) UK based - Must be based and legally able to work in the UK £600/day inside IR35 12-Month Contract We’re partnering with a global media and entertainment brand to hire an Interactive Creative ...

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