Average salary: £58,692 /yearly
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£40k - £46k per annum
...year Requirements: ~6+ years of experience working with Unisys mainframes ~ COBOL programming experience ~ Experience with the DMS 110... ...) ~ A learning attitude (desirable) Responsibilities: Develop and build software programs using Unisys COBOL and DMS 1100 Collaborate...SuggestedFull-timeDCV Technologies
London12 days ago£42.1k - £59.4k per annum
...The Role: As a Mainframe Developer in our Warehouse Tech team, you’ll be at the heart of the engine that powers NEXT. Based in our South Elmsall office, you’ll join a specialist team dedicated to developing and maintaining the software behind our highly automated warehouse...SuggestedLong-term contractFull-timeApprenticeshipHybrid workingOn-siteFlexible hours£42.1k - £55.4k per annum
...areas of expertise are as important as this. What You’ll Take On: You will work to design, develop and support both new business solutions as well as our pre-existing mainframe products. This involves all aspects of the development lifecycle and requires a flexible and...SuggestedLong-term contractFull-timeApprenticeshipHybrid workingOn-siteFlexible hours- ...November 2026 (expected to be extended) Rate: £623–£674 Languages: English; Spanish preferred Our client is looking for a Mainframe Datacom Engineer to provide hands-on BAU support and technical ownership of an existing CA Datacom environment on IBM z/OS. The role...SuggestedPermanentHybrid workingRemoteFlexible hours
£60k - £70k per annum
...Designers, Test Analysts and fellow Engineers Take ownership of features from initial idea through to production Mentor other Developers and share knowledge Help raise engineering standards across the team Challenge existing approaches and contribute ideas Influence...SuggestedRemote jobFull-timeOn-siteCathcart Technology
Remote15 days ago£100k - £120k per annum
Join a company redefining a market. Code in a cloud native environment, crafting features to power innovation that enterprises will use on a global scale. You'll work across the full software lifecycle, designing and building distributed services, APIs, and data-driven applications...SuggestedPermanent£60k - £150k per annum
...Crypto Developer Small Trading Firm £60,000-150,000 total comp United Kingdom – remote (Must be legally able to work in the UK and not require sponsorship now or in the future) Quant Capital is urgently looking for a Software Engineer with Crypto trading experience...SuggestedRemote- Company: 1ST SOLUTION CONSULTING GMBH Job Type: ContractSuggestedRemote
£150k - £200k per annum
£150,000-200,000 + bonus Quant Capital is urgently looking for a Crypto FPGA Developer to join our high profile clients Team Our client is a well known global Global Prop Trading firm. They value technology especially the opensource variety as well as scalability and...SuggestedRemote£77k - £89k per annum
...£77,000 - 89,000 per year Requirements: Current and active SC Clearance. Strong commercial experience as a Senior/Full Stack Developer. Strong Python and Java development experience. Strong hands-on AWS experience. Experience with REST APIs and microservices...SuggestedFull-timeFixed-term contractRemoteOlive Jar Digital Ltd
London14 days ago- ...Your experience as a Senior Rust Developer is required to join a start-up company in the gaming space who serve a global community of enthusiasts. Noted for their record of successful projects and strong support from top investors, the company in question oozes expertise in...SuggestedRemote job
£525 per day
...Knowledge of secure API integrations, authentication, and authorisation Active SC Security Clearance Responsibilities: Design, develop, and maintain production-quality backend services and APIs Build integrations with AWS Bedrock, AI gateways, enterprise identity,...SuggestedRemote jobCBSbutler Holdings Limited trading as CBSbutler
Remote18 hours ago- £50k - £68k per annumEstimated...experienced Java and Go engineer who enjoys leading technical design, developing resilient backend services and APIs, and delivering enterprise... ...(AAP), AutoM8, hybrid cloud automation, public cloud and mainframe enablement, SRE and observability capabilities, and AI-driven service...SuggestedLong-term contractHybrid working
- £38k - £52k per annumEstimated...Developers at Conferma build and maintain the systems that enable billions of pounds of B2B payments each year. They have engineered connectivity to over 70 of the world's best commercial card partners, over 700 travel management companies and over 150 travel technology partners...SuggestedPermanentProbationary periodFlexible hours
- £46k - £62k per annumEstimated...We are looking for a Software Developer , preferably with commercial experience in low and ultra-low latency projects to join our dynamic team. The ideal candidate will demonstrate intelligence, steadiness, and thoughtfulness, with strong attention to detail and a passion...SuggestedFull-timeHybrid workingRemoteFlexible hours
- £51k - £66k per annumEstimatedWe are looking for an experienced Avaloq CAPI Developer to design, build, and maintain integrations between the Avaloq Core Banking Platform and surrounding banking applications using CAPI (and related Avaloq interface technologies such as AMI). You will play a key role in...Remote job
- £47k - £64k per annumEstimated...Knowledge Transfer: Provide effective knowledge transfer to team members and customers. Team Development: Manage, coach, and develop junior members of your team and the wider community. Team Collaboration: Foster a positive working environment and facilitate team...Long-term contractFull-timeRemoteFlexible hours
- £51k - £69k per annumEstimatedJob Title: Allegro Developer Location:Perth/ Glasgow Work Model: 50% onsite Duration: 6 Months Description: Hands on experience designing and building solutions on the Allegro ETRM system Take ownership across the full software development lifecycle, from shaping requirements...
- £64k - £86k per annumEstimated...Harvey Nash is now inviting candidates to apply for the role of Allegro Developer, an initial 6-month contract inside of IR35. Hybrid to an office in central Scotland (2 days per week), at a daily rate of 600 - 800 a day. Snapshot of the role, requirements and ideal experience...Daily payPermanentFull-timeHybrid workingOn-site
£53k - £93k per annum
...and continuous improvement. Work closely with Product Owners and Business Anal... Technologies: ~ Support More: We are hiring an Allegro Developer for a six-month role based in Perth or Glasgow, with a 50% onsite work model. last updated 45 week of 2026...Full-timeLorien Resourcing Limited
Perth, Perth & Kinross1 day ago- £42k - £55k per annumEstimated...projects across a varied client base. Manchester-based with flexible hybrid working. We’re looking for an experienced Shopify Developer to join a digital agency in Manchester. You’ll join an established development team and work across a mix of Shopify projects, including...Remote jobOngoing contractPermanentHybrid workingFlexible hours
- ...problems, working in partnership with our clients to help in achieving their goals. We are looking for an experienced Allegro ETRM Developer to design, develop and support solutions within an enterprise energy trading environment. The successful candidate will bring strong...Hybrid workingFlexible hours
£650 - £675 per day
Senior Ruby on Rails Engineer (Active SC) £650-£675/day Inside IR35 | 6 Months | Predominantly Remote We are seeking a Senior Ruby on Rails Engineer to join a large-scale content transformation programme. This role goes beyond development, requiring someone who can lead technical...Remote- Company: ETEAM WORKFORCE LIMITED Job Type: Contract Salary: £537.00 - £537.00
- ...creatively vibrant. Offroad Games is a mobile game studio based in London, part of LEGO Digital Play. Founded by experienced game developers, we make fun, engaging mobile games for players around the world. We value speed, camaraderie, creativity and real impact. Role...Hybrid workingOn-site
£60k - £85k per annum
...,000 - 85,000 per year Requirements: Strong commercial backend development experience with Node.js. Experience designing and developing distributed systems, ideally involving APIs, event-driven architecture and asynchronous processing. TypeScript experience is highly...Full-timeHybrid workingOn-siteSpectrum IT Recruitment
Southampton13 days ago£450 - £500 per day
Company: FORWARD ROLE RECRUITMENT Job Type: Contract Salary: £450 - £500 / daily- £47k - £63k per annumEstimated...and maintaining trust with our clients and business partners for long-term relationships. Position Overview: The Sr. MuleSoft Developer will be responsible for client integration platforms, including MuleSoft, AnyPoint, CloudHub and On-premises - and related technologies...Long-term contractFull-time
£800 - £900 per day
Senior KDB+ Developer - Fixed Income Algorithmic Trading Day Rate: £800-£900 per day Location: London - Hybrid (3 days onsite) Contract: 12 months, with potential for extension IR35 Status: To be confirmed The Opportunity We are seeking an experienced...Daily payHybrid workingImmediate start- £56k - £73k per annumEstimated...We are seeking a skilled Core Developer (Rust/ C++) for Swarm Robotics & Sensor Control with over 5 years of professional experience to join our new development team in London. You will play a key role in building and optimizing the core architectures for the real-time control...PermanentFull-timeOn-siteFlexible hours
