Data Architect - Clinical Knowledge Graph (SPARQL/Python)

Company IconStars Arena
Location IconLondon

Stars Arena in London is looking for an experienced Data Architect specialized in Clinical Knowledge Graph. The role involves designing, developing, and maintaining scalable data pipelines using SPARQL and Python, as well as optimizing complex querie...Read More>>.

Posted: June 1st, 2026
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Senior Software Engineer – Reactive Microservices & AI

Company IconCentric Software, Inc.
Location Icon

Centric Software, Inc. is seeking a Senior Software Engineer to lead the design and development of scalable microservices. This role includes collaborating with cross-functional teams and employing AI tools for efficient coding practices.Th...Read More>>.

Posted: June 1st, 2026
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Remote Java Engineer — High-Volume Payments Platform

Company IconWorldpay (UK) Limited
Location Icon

Worldpay (UK) Limited is seeking a skilled software developer to work on our e-commerce payments gateway. You'll collaborate with a cross-functional team using the SAFe framework, tackling complex issues and ensuring quality code delivery.T...Read More>>.

Posted: June 1st, 2026
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I&C Software Engineer: Python/Angular, Hybrid Role

Company IconPAE Government Services Inc.
Location IconBridgwater

PAE Government Services Inc. is seeking a Commissioning Engineer (Software Developer) in Bridgwater, England. The primary purpose is to develop software that supports I&C system commissioning activities.The role requires experience in devel...Read More>>.

Posted: June 1st, 2026
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Java UI Developer for Real-time Defence Systems. Job in Farnborough LilyLifestyle Jobs

Company IconUnited Cerebral Palsy of Georgia
Location IconFarnborough

Java UI Developer – Real‑time Defence SystemsFarnborough, Surrey – 5 days onsite. Salary: £70,000‑£85,000 (benefits included). UK Passport required – eligible for MOD clearance.Standard 8 is recruiting a Java UI Develo...Read More>>.

Posted: June 1st, 2026
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Software Engineer II - Backend (Ruby)

Company IconCommerce Software UK Ltd
Location IconLondon

At Commerce, the Commerce Payment integrations team is looking for a Software Engineer who wants to make an impact by powering innovators, creative thinkers, entrepreneurs, and business owners around the world.What the Team Owns...Read More>>.

Posted: June 1st, 2026
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Senior Hybrid Electronics Engineer - Aerospace & Defence

Company IconAPI Microelectronics Ltd.
Location IconGreat Yarmouth

API Microelectronics Ltd. is seeking a highly experienced Senior Electronic Engineer to focus on the design, development, and sustainment of hybrid microelectronic circuits for high-reliability aerospace and defence applications. The role demands...Read More>>.

Posted: June 1st, 2026
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Senior FX eTrading Backend Automation Lead

Company IconCiti
Location IconLondon

Citi is seeking a Senior Automation Engineer for its FX eTrading technology stack in London. This senior, hands-on role involves owning backend automation capabilities and ensuring quality assessments for critical applications.Ideal candida...Read More>>.

Posted: June 1st, 2026
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Risk Lead: Python/C SME Risk Innovator in London

Company IconStars Arena
Location IconLondon

Stars Arena is seeking a Risk Lead in London, United Kingdom. The role emphasizes proficiency in Python (or C/C++) and offers a competitive salary of up to £155K. The ideal candidate will have experience in a corporate environment, aspiring for the...Read More>>.

Posted: June 1st, 2026
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Low-Latency Java Algo Engineer – Front Office FX

Company IconHawksworth
Location Icon

A financial services company in the UK is seeking a Senior Algo Developer for a 1-year contract at £920 per day. The position focuses on low-latency Java development for the e-FX Desk, requiring strong experience with trading projects. The ideal can...Read More>>.

Posted: May 31st, 2026
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Senior Java Rates Engineer - Low-Latency Trading (London)

Company IconDelta Capita
Location IconLondon

A leading financial technology firm based in London is seeking an experienced Senior Rates Developer for a 12-month contract. The role involves developing low-latency pricing components and enhancing trading workflows. Ideal candidates will have stro...Read More>>.

Posted: May 31st, 2026
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Lead Backend Engineer — Product‑Driven, Remote UK

Company IconOliver Bernard
Location Icon

A recognized staffing firm in the UK is seeking a Lead Software Engineer to spearhead backend development with a product-oriented approach. The role, based in London, allows for fully remote work for UK-based applicants. Candidates should have strong...Read More>>.

Posted: May 31st, 2026
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Lead Software Development Team - C#/React, SQL, Agile

Company IconJava Script Works
Location IconBracknell

RequirementsSTEM subject from a Russell Group or Red Brick UniversityExperience leading software development teamsKnowledge of either C# or ReactStrong experience with SQLSource control, ideally...Read More>>.

Posted: May 31st, 2026
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Senior Backend Software Engineer, Cloud Platform - US

Company IconTeleport
Location Icon

We help companies stay secure while moving fast. Built by engineers for engineers, The Teleport Access Platform delivers on-demand, least privileged access to infrastructure based on cryptographic identity and zero trust, with bui...Read More>>.

Posted: May 31st, 2026
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Remote Backend Intern — Build Scalable EdTech APIs

Company IconTalent'd HR Solutions
Location IconCambridge

A forward-thinking tech company in the UK is seeking a passionate Backend Intern to design, develop, and deploy high-quality web platforms for educators. You will collaborate closely with experts and engage in practical user testing. This remote, par...Read More>>.

Posted: May 31st, 2026
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Senior Python Architect - Rates Risk & PnL

Company IconJPMorgan Chase & Co.
Location IconLondon

A leading financial institution is looking for an experienced Senior Athena Python Rates Software Engineer. In this role, you will develop and integrate solutions for trading desks handling rates products, focusing on high-impact systems for risk man...Read More>>.

Posted: May 31st, 2026
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Java Developer - FinTech, Docker & Kubernetes

Company IconJava Script Works
Location IconCity of Edinburgh

A tech company in Edinburgh is seeking an experienced Java developer with substantial experience in Java, proficiency in Linux, Docker, and Kubernetes, and a keen interest in the fintech sector. Candidates should also be familiar with data structures...Read More>>.

Posted: May 31st, 2026
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Lead Software Engineer C# .Net API AWS

Company IconClient Server
Location IconNottingham

OverviewLead Software Engineer / Developer (C# .Net API AWS) Nottingham / WFH to £80kOpportunity to progress your career in a senior, hands-on leadership role at a SaaS tech company. As a Lead Software Engineer you'll join...Read More>>.

Posted: May 31st, 2026
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Senior Software Engineer - Java, Cloud & AI-Driven Apps

Company IconRaytheon UK
Location IconGloucester

A major defense and aerospace company in the UK is looking for a Senior Software Engineer to join their team in Gloucester. The ideal candidate should have experience in Java development using Spring Boot, cloud services, and Agile methodologies. Ben...Read More>>.

Posted: May 31st, 2026
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Senior Full Stack Software Engineer (Java / React )

Company IconLexisNexis Risk Solutions
Location IconOxford

.**About the team:**Our dynamic Agile Teams deliver the technology that facilitates researchers to publish quality scientific research. As a Software Engineer, you will build capabilities to improve the quality of scientific research**About the role:...Read More>>.

Posted: May 31st, 2026
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Senior Python Architect — Rates Risk & PnL, Athena

Company IconJ.P. MORGAN
Location IconLondon

A leading global financial services firm is seeking an experienced Senior Athena Python Rates Lead Software Engineer to work within its development team. The role focuses on delivering robust software solutions for rates trading activities, collabora...Read More>>.

Posted: May 31st, 2026
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Remote Senior Node.js Engineer – Scalable Web Apps (Europe)

Company IconReedsy
Location Icon

A leading publishing platform is looking for a skilled developer to enhance their book editing tool. You will work on designing and building features, developing scalable applications, and ensuring high performance. Candidates should have professiona...Read More>>.

Posted: May 31st, 2026
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Senior .NET Software Engineer - Remote/Hybrid, API & B2B

Company IconSpectrum IT Recruitment
Location IconReading

A technology recruitment agency is seeking a .NET Software Developer to join its Business Services team in Reading, offering remote/hybrid flexibility. The ideal candidate will have experience in C#, .NET, and developing high-quality web applications...Read More>>.

Posted: May 31st, 2026
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End-to-End Full Stack Engineer | Java & React | Hybrid AWS

Company IconBe-IT
Location IconGlasgow

A leading tech recruitment firm in Glasgow is looking for a Full Stack Software Engineer with expertise in Java and React. You will build robust back-end services and reusable UIs while collaborating with non-tech teams. The ideal candidate will have...Read More>>.

Posted: May 31st, 2026
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Senior Java & KDB Engineer - Real-Time Finance Platform

Company IconJPMorgan Chase & Co.
Location IconGlasgow

A global financial services leader is seeking a Software Engineer III in Glasgow. The role involves designing and delivering technology products, contributing to projects in real-time trading and software solutions. Candidates should have experience...Read More>>.

Posted: May 31st, 2026
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Solana PERP DEX: Superis Labs - Software Engineer, Backend

Company IconErgonia
Location IconLondon

Superis Labs is building a high-performance perpetual futures DEX on Solana. The first production MVP is underway, and early team members will define core architecture and protocol design. The company is fully backed by Ergonia, a crypto...Read More>>.

Posted: May 31st, 2026
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FX Risk Tech Lead (Java) - Hybrid, VP Level

Company IconCitibank (Switzerland) AG
Location IconLondon

A global financial institution is seeking a strong and motivated FX Risk Lead Java Developer to join their London team. The successful candidate will design and develop Java-based microservices for a new FX Risk valuation platform. Candidates should...Read More>>.

Posted: May 31st, 2026
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Senior Java Platform Engineer | Spring Boot, K8s, Cloud

Company IconNextWave Consulting Ltd
Location IconLondon

NextWave Consulting Ltd is seeking a Senior Software Engineer in the UK with hybrid work options. The successful candidate will lead the development of a scalable Data Fabric platform, focusing on Java and Spring Boot microservices while mentoring te...Read More>>.

Posted: May 31st, 2026
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Python Software Engineer - Hybrid working - £70,000 - £225,000 Base (+ Bonus)

Company IconHunter Bond
Location IconLondon

OverviewSenior Quantitative Technology Consultant at Hunter BondJob Title: Python Software EngineerLocation: London / HybridSalary: £70,000 - £225,000 base (+ Bonus)ResponsibilitiesDesign, imple...Read More>>.

Posted: May 31st, 2026
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Python Software Engineer - Hybrid working - Up to £250,000 Base (+ Bonus)

Company IconHunter Bond
Location IconLondon

Python Software Engineer – Data & Research PlatformsClient: Elite Proprietary Trading FirmCompensation: Up to £250,000 Base + BonusLocation: London (Hybrid...Read More>>.

Posted: May 31st, 2026
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Senior Lead Software Engineer- Java- Architecture- Nutmeg

Company IconJPMorgan Chase & Co.
Location IconLondon

Behind every investment is a person with ambitions, motivations and values. While we know that every client is unique, they come to Nutmeg for the same reason: our straightforward and transparent approach to investing. Nutmeg is a J.P. M...Read More>>.

Posted: May 31st, 2026
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Hybrid London: Senior Java Engineer, Low-Latency Trading

Company IconJuxt Ltd.
Location IconLondon

A leading financial technology firm in London is seeking Senior and Principal Java Developers to work on high-performance trading systems. Ideal candidates will possess strong Java skills and experience in low-latency applications. This hybrid role a...Read More>>.

Posted: May 31st, 2026
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Senior Java Developer • Remote & AWS Spring Boot Microservices

Company IconVersion 1
Location IconBirmingham

A leading technology services company in Birmingham is seeking a Senior Java Software Engineer to develop software solutions on AWS Cloud. The ideal candidate will have over 5 years of Java experience, particularly with Spring framework, and will thr...Read More>>.

Posted: May 31st, 2026
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Lead Software Engineer (Front End) in Hemel Hempstead - Eckoh PLC

Company IconJava Script Works
Location IconHemel Hempstead

Technologies CI/CD ES6 Figma Git HTML5 JavaScript SCSS Security Sketch Vue UX UI Design Cloud React TypeScript...Read More>>.

Posted: May 31st, 2026
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Lead Full Stack Python / Angular Developer - Startup (Remote)

Company IconRemotestar
Location IconCambourne

RemoteStar is looking to hire a Senior Python Developer on behalf of European clients with a fully remote work policy. About Client UK tech start-up focused on the development of AI LLM platforms for defense. Role Ov...Read More>>.

Posted: May 31st, 2026
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Python Software Engineer (with AWS cloud experience)

Company IconTempleton & Partners - Innovative & Inclusive Hiring Solutions
Location IconLondon

Python Software Engineer (with AWS cloud experience)Templeton and Partners are looking for Python Software Engineer with AWS cloud experience for our global client.Contract- 12 months inside Ir35...Read More>>.

Posted: May 31st, 2026
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SDET Engineer: API Automation & CI/CD (Hybrid)

Company Icondjr
Location IconManchester

A leading technology firm in the UK is seeking a Mid-Senior level Software Engineer in Test to join their team. This role focuses on building scalable automated test frameworks and requires strong programming skills in C#. You will work closely with...Read More>>.

Posted: May 31st, 2026
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Senior Backend Infra Engineer — Scale Data Systems

Company IconThe Rundown AI, Inc.
Location IconLondon

A leading data-driven software company in Greater London seeks a Software Engineer to build scalable solutions. The role involves designing infrastructure for complex data systems, contributing to open-source projects, and automating deployments. Ide...Read More>>.

Posted: May 31st, 2026
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Senior Software Engineer (TypeScript, Node.js, AWS) - 12 month maternity cover

Company IconHouseful
Location IconLondon

Hybrid - 2 days per week in our London HQAlto Software Group is a B2B SaaS company that powers more than half of all UK housing transactions each year. We create software solutions that connect businesses and consumers, delivering a one-...Read More>>.

Posted: June 1st, 2026
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Remote AWS API Architect (SC Clearance)

Company IconExperis - ManpowerGroup
Location IconLondon

Experis - ManpowerGroup is seeking an AWS API Technical Architect to design secure and scalable API architectures for various client applications. The ideal candidate will have extensive experience with AWS services and microservices, and will work c...Read More>>.

Posted: June 1st, 2026
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Strategic Solution Architect - Cloud, API & SaaS (Hybrid)

Company IconElanco Tiergesundheit AG
Location IconHook

Elanco Tiergesundheit AG in Hook, UK is looking for a skilled Solution Architect to lead enterprise IT architecture and engage in innovative digital solutions. In this hybrid role, you will collaborate closely with product teams to align technolog...Read More>>.

Posted: June 1st, 2026
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Senior Software Engineer - ML Platform & Scalable Backend

Company IconUiPath Inc.
Location IconLondon

Your MissionAs part of the Communications Mining team, you'll be responsible for building and maintaining our backend and ML serving services. This includes a highly available public API, data-aggregation services and real-time pipelines...Read More>>.

Posted: June 1st, 2026
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Senior Integration Architect - API Strategy & Data Flows

Company IconThinkit Resources
Location Icon

Thinkit Resources is seeking a contract Solutions Integration Architect to lead architectural design and governance for integrations on a large project. The role involves translating various requirements into scalable architectures, ensuring cohes...Read More>>.

Posted: June 1st, 2026
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Lead Senior Software Engineer - Python, AWS, Scale & Impact

Company IconCreo Recruitment
Location IconLondon

Creo Recruitment is seeking a Senior Software Engineer to join a fast-growing technology business in Greater London. In this role, you will lead the design and delivery of complex systems, drive engineering excellence, and mentor other engineers....Read More>>.

Posted: June 1st, 2026
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Senior Front-End Engineer — Blazor/MAUI Expert

Company IconJava Script Works
Location IconNewcastle upon Tyne

Java Script Works is looking for a front-end developer in Newcastle upon Tyne, UK. The ideal candidate will have a high proficiency in front-end development using HTML, CSS, and JavaScript. Experience with Blazor, MAUI, and desirable knowledge of Rea...Read More>>.

Posted: June 1st, 2026
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Senior Software Engineer Python GCP FastAPI

Company IconClient Server
Location IconLondon

Senior Software Engineer Python GCP FastAPI (PR/100744) London, England Salary: GBP90000 - GBP110000 per annum + benefits Senior Software Engineer / Developer (Python GCP FastAPI) London / WFH to £100k Opportunity for a...Read More>>.

Posted: June 1st, 2026
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Senior Software Engineer - Fintech API & Cloud Platform

Company IconEnfuce
Location IconLondon

RequirementsYou're highly proficient in building robust, scalable Java services,You have hands-on experience designing, building, and running applications in AWS,You have built high-performance applications using...Read More>>.

Posted: June 1st, 2026
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Quantitative Python Developer: Pricing & Risk (Hybrid/Remote)

Company IconQh4 Consulting
Location IconLondon

Qh4 Consulting, based in Greater London, is seeking a Quantitative Developer at the VP/Director level. The ideal candidate will have a strong quantitative background, solid Python skills, and experience in structured finance, particularly in ABS mark...Read More>>.

Posted: June 1st, 2026
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Senior Backend Engineer - Cloud-Native SaaS for Security

Company IconOutthink Limited
Location Icon

A growing cybersecurity company in Brighton is seeking a Senior Software Engineer to join their agile engineering squad. You will help develop high performing APIs and robust microservices for their SaaS cybersecurity platform. The ideal candidate ha...Read More>>.

Posted: June 1st, 2026
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Senior Full-Stack Engineer: Java, Kotlin & React

Company IconAmdaris
Location IconBristol

We fuse together exceptional talent who deliver outstanding software solutions. Our approach has helped us grow 60% in 2021, 94% in 2022, while in 2023 we joined forces with Insight, a Fortune 500 company and a leading solutions and systems int...Read More>>.

Posted: June 1st, 2026
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