Mid/Senior Software Engineer (Java)

Company IconRevolut
Location IconLondon

About Revolut People deserve more from their money. More visibility, more control, and more freedom. Since 2015, Revolut has been on a mission to deliver just that. Our powerhouse of products — including spending, saving, inve...Read More>>.

Posted: June 6th, 2026
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Principle and Senior Backend Software Engineer (.NET)

Company IconRecenso
Location IconLondon

Principle and Senior Backend Software Engineer (.NET) Location: North London/HertfordshireType: Permanent | Strong Salary + Bonus + EquityRight to Work: UK work eligibility required (no sponsorship)...Read More>>.

Posted: June 6th, 2026
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Principal Java Architect

Company IconLondon Stock Exchange
Location IconLondon

RequirementsDeep Java Expertise: Spring/Spring Boot, and the broader JVM ecosystemArchitectural Mastery: Strong grasp of software architecture patterns (e.g. hexagonal, layered, microservices), DDD, and event-driven syste...Read More>>.

Posted: June 6th, 2026
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Strategic Solution Architect — Cloud & Microservices

Company IconTech Mahindra
Location Icon

Tech Mahindra is seeking a highly skilled Principal Solution Architect to join our team in Reading, UK. The ideal candidate will have extensive experience in Application Architecture, designing robust solutions that align with business objectives....Read More>>.

Posted: June 6th, 2026
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Principal Architect in Nottingham - ENSEK

Company IconJava Script Works
Location IconNottingham

Implementation and IntegrationSpecializing in SOA, microservices, and event-driven architectures. Proficient in AWS, .NET, Web API, Node.js, and AngularJS.StakeholderYou’ll be happy working with your key stakeh...Read More>>.

Posted: June 6th, 2026
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UK-Java Full Stack

Company IconApexon Technology
Location Icon

Apexon is a digital-first technology services firm specializing in accelerating business transformation and delivering human‑centric digital experiences. We have been meeting customers wherever they are in the digital lifecycle and helping th...Read More>>.

Posted: June 6th, 2026
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Principal .NET Backend Engineer | IoT Systems + Equity

Company IconRecenso
Location IconLondon

A leading IoT technology firm is seeking a highly skilled Principle and Senior Backend Engineer (.NET) to design and develop critical backend services for IoT products. The role involves building scalable systems, ensuring high automated test coverag...Read More>>.

Posted: June 6th, 2026
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Principal Java Architect

Company IconLondon Stock Exchange Group
Location IconNottingham

LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a dedication to excellence in delivering the services our customers expect from us. W...Read More>>.

Posted: June 6th, 2026
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Hybrid Python Engineer - Trading Systems & Markets

Company IconThe Cypress Group
Location IconLondon

A global leader in market infrastructure is seeking a Python Software Engineer in London. This role involves developing optimization systems for trading operations, collaborating with stakeholders, and supporting mission-critical systems. Ideal candi...Read More>>.

Posted: June 6th, 2026
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Senior API Sandbox Product Manager

Company IconHSBC
Location IconLondon

HSBC is seeking a Senior Product Manager to lead the enterprise sandbox capabilities within their developer portal. This role involves owning and evolving the platform to enhance developer testing experiences, ensuring secure and scalable sandbox...Read More>>.

Posted: June 6th, 2026
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Senior API Platform Product Manager

Company IconEbury
Location IconLondon

Requirements3+ years of Product Management experience (L3),5+ years (L4) / 7+ years (L5),Strong experience working on API-first or platform products,Comfortable reading and discussing technical designs a...Read More>>.

Posted: June 6th, 2026
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Senior Product Manager (API Platform)

Company IconEbury
Location IconLondon

Requirements3+ years of Product Management experience (L3),5+ years (L4) / 7+ years (L5),Strong experience working on API-first or platform products,Comfortable reading and discussing technical designs a...Read More>>.

Posted: June 6th, 2026
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Senior Python Engineer — High-Impact, Hybrid

Company IconHarnham
Location IconLondon

A technology company in Greater London is looking for a Senior Software Engineer to build and scale a high-impact ad-fraud prevention platform. This senior individual contributor role emphasizes ownership and quality in engineering. Candidates should...Read More>>.

Posted: June 6th, 2026
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Senior Software Engineer, Node.js

Company Icon1inch
Location Icon

Overview1inch is the DeFi ecosystem building financial freedom for everyone. 1inch products help users and builders trade, hold and track digital assets—with self-custody, security and an intuitive user experience to unlock true cryp...Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer — Platform & Scale (Hybrid)

Company IconPersonio
Location IconLondon

Personio is looking for a Senior Software Engineer to join their EO team in London. In this role, you will evolve backend systems that power key functionalities of Personio while working collaboratively with various teams. The position requires exper...Read More>>.

Posted: June 6th, 2026
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Senior Software Engineer (Python)

Company IconHarnham
Location Icon

OverviewSenior Recruitment Consultant - Software and Data Engineering @ HarnhamSenior Software Engineer (Python) – Up to £80,000 + BenefitsAre you a passionate Python engineer who thrives on building scalable, h...Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer, Banking Connectivity

Company IconRipple
Location IconLondon

A global financial tech company in London is seeking a Senior Software Engineer to build critical bank integrations for their Banking Connectivity platform. The successful candidate will work on backend systems using Java and engage in ensuring relia...Read More>>.

Posted: June 6th, 2026
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Senior Platform & Services Engineer (Cloud, Microservices)

Company IconMotilent Ltd
Location IconLondon

Motilent Ltd is looking for a Senior Platform and Services Software Engineer to design, build, and maintain their medical imaging analysis platform. This role encompasses working with microservices and ensuring regulatory compliance for software p...Read More>>.

Posted: June 6th, 2026
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Solution Architect in Manchester - NatWest Group

Company IconJava Script Works
Location IconManchester

Solution Architect Manchester, United Kingdom Posted 10 months ago Tech Stack Mobile Agile Angular Java Spring Boot Frontend Qualifications and Ex...Read More>>.

Posted: June 6th, 2026
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Senior Software Engineer — Cloud Microservices for Energy

Company IconAurora Energy Research
Location IconOxford

A leading company in the energy sector is seeking a Software Engineer to join their innovative team in Oxford. The role involves developing cloud-based software solutions that impact global energy markets. You will work with cutting-edge technologies...Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer - Integrations & Platform

Company Iconjobr.pro
Location IconCity of Edinburgh

Trustpilot is seeking a Senior Software Engineer to join their B2B Integrations Squad in Edinburgh. This role involves overseeing the health of multiple integrations, enhancing scalability, and providing technical leadership.The ideal candi...Read More>>.

Posted: June 6th, 2026
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Senior Java Software Engineer

Company IconCaspian One
Location IconLondon

Overview Base pay range: Direct message the job poster from Caspian One. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Job title and location Java & low-latency...Read More>>.

Posted: June 6th, 2026
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Backend Engineer: Medical Imaging & Health APIs

Company IconV7
Location IconLondon

Your role at V7:Own and maintain backend infrastructure and processes dealing with the input, output, and consumption of both radiological and pathological medical imaging scans.Build out infrastructure for import/export of an...Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer — Payments Platform

Company IconOpulent Mind
Location IconLondon

Opulent Mind is seeking a Senior Backend Engineer to join a dynamic fintech team in London. In this role, you will design and build core services that accurately manage money transactions amidst complex financial scenarios. The successful candidat...Read More>>.

Posted: June 6th, 2026
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Senior Cloud Backend Engineer – Build Scalable Systems

Company IconInstil
Location IconBelfast

Instil is seeking experienced Senior Software Engineers to design and build backend services using C#, TypeScript, or Java. This role emphasizes cloud-native application development across AWS, Azure, or GCP while fostering a strong engineering cu...Read More>>.

Posted: June 6th, 2026
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Senior Software Engineer

Company IconTerra API
Location IconLondon

Role Overview You will own and ship core platform systems that power how health data flows through Terra — from upstream data suppliers (wearables, health apps, sensors) into our unified schema, and out to downstream developers and A...Read More>>.

Posted: June 6th, 2026
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Backend Tech Lead – Healthtech, Hybrid London, Equity

Company IconIn Product
Location IconLondon

In Product is seeking a Tech Lead (Backend) to join their fast-growing healthtech startup. The role involves building and scaling backend systems while leading a small team of engineers. You will shape the technical direction and collaborate with...Read More>>.

Posted: June 6th, 2026
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Insurance Solutions Architect – API-Driven Platform

Company IconnineDots.io
Location IconBirmingham

nineDots.io is seeking a Solutions Architect in Birmingham or London. This role involves defining and designing end-to-end solutions for a major insurance transformation programme. The ideal candidate will have strong experience in the insurance sect...Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer - Remote

Company IconTriptease
Location IconLondon

A dynamic travel technology firm in the UK is seeking collaborative developers to enhance its tech stack including Node.js, TypeScript, and Google Cloud. You'll join a small, empowered team, committed to delivering high-quality software. Expect to en...Read More>>.

Posted: June 6th, 2026
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Python Developer - Scale FinTech Data Platform

Company IconHunter Bond
Location IconLondon

A leading tech house in finance is looking for a Python Developer with outstanding technical skills to join their team in London. You will work on innovative software and build scalable data platforms, collaborating with top technologists. The ideal...Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer – Scalable Healthcare (Hybrid, Skopje)

Company IconRLDatix
Location IconRichmond

A global healthcare technology provider is looking for a Senior Software Engineer to join their R&D Engineering team in Skopje. The role involves designing and implementing scalable backend services, troubleshooting distributed systems, and optimizin...Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer, Payments Gateway — Belfast

Company IconGlobal Payments
Location IconBelfast

Global Payments is seeking a Senior Software Engineer in Belfast with expertise in server-side development using C# .NET. The role involves designing and implementing high-quality features, driving improvements in development processes, and mentoring...Read More>>.

Posted: June 6th, 2026
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.NET Backend Engineer – Data Products & Payments Insights

Company IconDojo
Location IconLondon

A dynamic payment solutions company in London is seeking a Software Engineer .NET to shape their payments data into valuable insights. You will design scalable data products and collaborate closely with cross-functional teams. Ideal candidates will h...Read More>>.

Posted: June 6th, 2026
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Technical Delivery Leader — API & Cloud Integrations

Company IconFruition Group
Location IconLeeds

Fruition Group is seeking an experienced Technical Delivery Manager in Leeds to oversee complex software delivery across digital ecosystems. You will drive the technical roadmap, working closely with teams to ensure that solutions are production-read...Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer — Scalable IoT Platform

Company IconHiveMQ
Location IconLondon

HiveMQ is seeking an experienced software engineer to join their Dev team in Greater London. You will design, develop, and maintain the HiveMQ platform for scalable IoT deployments, ensuring application resiliency. Ideal candidates will possess over...Read More>>.

Posted: June 6th, 2026
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MOD DV Senior Engineer – Legacy Modernisation, Python/C++

Company IconDataCareers
Location IconPortsmouth

DataCareers is seeking a MOD DV Cleared Senior Software Engineer based in Portsmouth to lead software engineering efforts in a prestigious tech consultancy. The role focuses on complex system maintenance, reengineering, and modernization.Th...Read More>>.

Posted: June 6th, 2026
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Senior Java Software Developer

Company IconItrs Insights
Location IconLondon

Recognised as a Great Place to Work, ITRS is an Enterprise SaaS provider with industry-leading solutions. Our mission is to make society’s critical technology work via automated & holistic IT observability solutions that safeguard critical appli...Read More>>.

Posted: June 6th, 2026
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Senior Software Engineer - Quantum-Safe Encryption (Python)

Company IconArqit
Location IconBelfast

A leading cybersecurity firm located in Belfast is seeking a Senior Python Developer to enhance their Encryption Intelligence technology. The ideal candidate will have significant commercial experience and a deep understanding of Python programming....Read More>>.

Posted: June 6th, 2026
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Senior Python software engineer

Company IconScanmarQED
Location Icon

Senior Python software engineer - with strong Maths background Are you a software engineer who thrives on building robust, scalable products with a strong foundation in mathematics and analytics? We’re specifically looking for a...Read More>>.

Posted: June 6th, 2026
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Senior Software Engineer (Full Stack and Backend)

Company IconEuropython
Location IconLondon

Senior • London, Barcelona, Edinburgh and BerlinResponsibilitiesPragmatism and obsession for simplicity, efficiency, and performanceExtensive experience in similar roles building technically complex products in any...Read More>>.

Posted: June 6th, 2026
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Quantitative Developer - Python

Company IconQh4 Consulting
Location IconLondon

OverviewQuantitative Developer | Structured Finance | VP / Director Level — A fast-growing London-based investment firm at the cutting edge of fixed income and structured credit is looking for a quantitative developer to join a small...Read More>>.

Posted: June 6th, 2026
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Credit Quant Developer: Python Migration & Risk Analytics

Company IconGlocomms
Location IconLondon

A leading financial institution in London is looking for a skilled Credit Quant Developer to manage the migration of risk model code from R to Python. This role requires strong programming skills, a solid foundation in econometrics, and the ability t...Read More>>.

Posted: June 6th, 2026
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Quantitative Python Developer

Company IconVBeyond Europe
Location IconLondon

We are looking for a Python Developer with strong experience in trading and risk management systems within investment banking. The role involves building backend applications and data processing logic supporting risk calculations, trade workflo...Read More>>.

Posted: June 6th, 2026
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Head of Corporate Communications & External Affairs

Company IconHighland Spring Group
Location IconBlackford

We are looking for a Head of Corporate Communications & External Affairs to help protect, enhance and advance Highland Spring Group’s reputation and influence. This part‑time role (3–4 days per week) is based in Scotland with regular pres...Read More>>.

Posted: June 6th, 2026
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Head of Corporate Communications & External Affairs

Company IconHighland Spring Ltd
Location IconPerth

At Highland Spring Group, everything starts with nature. Our natural source water is drawn from protected organic land in Scotland’s Ochil Hills, where we are proud guardians of 2,500 acres of natural, untouched landscape. We care deeply abou...Read More>>.

Posted: June 6th, 2026
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Technical Project Manager - Python and Risk

Company IconThe JM Longbridge Group
Location IconSouthampton

Technical Business Analyst - Python – Global Markets London (Hybrid Working) 6-month Contract We are supporting a leading financial services organisation on the hire of a Technical Business Analyst / Python Speciali...Read More>>.

Posted: June 6th, 2026
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Electronic FX Strategist (Java) - Vice President

Company IconNomura
Location IconLondon

Overview Job title: Electronic FX Strategist Corporate Title: Vice President Department: Wholesale Digital Office, Global Markets Location: London (Hybrid) Role Description...Read More>>.

Posted: June 6th, 2026
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Backend Product Engineer (Mid-level)

Company IconFreetrade Limited
Location IconLondon

About Freetrade Freetrade’s mission is to become the default place to invest. Investing has been too complicated and expensive for too long, keeping millions from making the most of their savings. We’re changing that....Read More>>.

Posted: June 6th, 2026
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Software Engineer III- Java and KDB

Company IconJPMorgan Chase & Co.
Location IconGlasgow

Business Unit Commercial & Investment BankPosting Date 03/13/2025, 09:24 AMLocations GLASGOW, LANARKSHIRE, United KingdomJob Schedule Full timeJob DescriptionWe have an exciting and rewardin...Read More>>.

Posted: June 6th, 2026
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.NET Developer in Manchester - Noir Consulting

Company IconJava Script Works
Location IconManchester

Tech Stack .NET 9, ASP.NET, C#, React, Angular 19, Microservices, Vue.js, TypeScript, Azure, Web API 2, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer Position Overview We are looking for a...Read More>>.

Posted: June 6th, 2026
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