{"id":1706,"date":"2026-05-22T12:06:32","date_gmt":"2026-05-22T12:06:32","guid":{"rendered":"https:\/\/technical.theonegroup.co.uk\/job\/software-engineer\/"},"modified":"2026-10-05T02:05:55","modified_gmt":"2026-10-05T02:05:55","slug":"software-engineer","status":"publish","type":"job_listing","link":"https:\/\/theonegroup.co.uk\/tech\/job\/software-engineer\/","title":{"rendered":"Software Engineer"},"content":{"rendered":"<p style=\"margin: 0px 0px 12px;line-height: 1.5\"><strong>Software&nbsp;Engineer<\/strong><\/p>\n<p style=\"margin: 0px 0px 12px;line-height: 1.5\"><span style=\"font-family: Montserrat, sans-serif;font-size: 11pt\"><strong>Up to \u00a365k per annum<\/strong><\/span><\/p>\n<p style=\"margin: 0px 0px 12px;line-height: 1.5\"><strong>5&nbsp;days&nbsp;per&nbsp;week&nbsp;on\u2011site<\/strong>&nbsp;due&nbsp;to&nbsp;project&nbsp;classification&nbsp;<\/p>\n<p style=\"margin: 0px 0px 12px;line-height: 1.5\"><strong>Security&nbsp;Requirement:<\/strong>&nbsp;<strong>Sole&nbsp;British&nbsp;Citizens&nbsp;only<\/strong>&nbsp;(BPSS&nbsp;clearance&nbsp;required&nbsp;post\u2011offer)<\/p>\n<p style=\"margin: 0px 0px 12px;line-height: 1.5\">\n<p style=\"margin: 0px 0px 12px;line-height: 1.5\"><strong>The&nbsp;Opportunity<\/strong><\/p>\n<p style=\"margin: 0px 0px 12px;line-height: 1.5\">We\u2019re&nbsp;seeking&nbsp;a&nbsp;<strong>Senior&nbsp;Software&nbsp;Engineer<\/strong>&nbsp;to&nbsp;take&nbsp;ownership&nbsp;of&nbsp;product&nbsp;stability,&nbsp;reliability,&nbsp;and&nbsp;long\u2011term&nbsp;system&nbsp;health.&nbsp;You\u2019ll&nbsp;be&nbsp;the&nbsp;person&nbsp;who&nbsp;digs&nbsp;into&nbsp;complex&nbsp;issues,&nbsp;identifies&nbsp;root&nbsp;causes,&nbsp;and&nbsp;implements&nbsp;durable&nbsp;fixes&nbsp;that&nbsp;improve&nbsp;the&nbsp;experience&nbsp;for&nbsp;both&nbsp;customers&nbsp;and&nbsp;internal&nbsp;engineering&nbsp;teams.<\/p>\n<p style=\"margin: 0px 0px 12px;line-height: 1.5\">\n<p style=\"margin: 0px 0px 12px;line-height: 1.5\"><strong>You&nbsp;will:<\/strong><\/p>\n<ul style=\"list-style-type: disc;padding-left: 24px;margin: 4px 0px\">\n<li style=\"margin: 0px\">\n<p style=\"margin: 0px 0px 12px;line-height: 1.5\">Build&nbsp;deep&nbsp;knowledge&nbsp;of&nbsp;the&nbsp;system&nbsp;architecture<\/p>\n<\/li>\n<li style=\"margin: 0px\">\n<p style=\"margin: 0px 0px 12px;line-height: 1.5\">Improve&nbsp;platform&nbsp;resilience&nbsp;and&nbsp;reliability<\/p>\n<\/li>\n<li style=\"margin: 0px\">\n<p style=\"margin: 0px 0px 12px;line-height: 1.5\">Reduce&nbsp;technical&nbsp;debt&nbsp;through&nbsp;sustainable&nbsp;engineering&nbsp;solutions<\/p>\n<\/li>\n<li style=\"margin: 0px\">\n<p style=\"margin: 0px 0px 12px;line-height: 1.5\">Influence&nbsp;engineering&nbsp;velocity&nbsp;and&nbsp;overall&nbsp;product&nbsp;quality<\/p>\n<\/li>\n<\/ul>\n<p style=\"margin: 0px 0px 12px;line-height: 1.5\">\n<p style=\"margin: 0px 0px 12px;line-height: 1.5\"><strong>What&nbsp;We\u2019re&nbsp;Looking&nbsp;For<\/strong><\/p>\n<ul style=\"list-style-type: disc;padding-left: 24px;margin: 4px 0px\">\n<li style=\"margin: 0px\">\n<p style=\"margin: 0px 0px 12px;line-height: 1.5\">Strong&nbsp;<strong>Software&nbsp;Engineering&nbsp;experience<\/strong><\/p>\n<\/li>\n<li style=\"margin: 0px\">\n<p style=\"margin: 0px 0px 12px;line-height: 1.5\">Solid&nbsp;background&nbsp;in&nbsp;<strong>C++<\/strong>,&nbsp;<strong>Java<\/strong>,&nbsp;or&nbsp;<strong>Rust<\/strong><\/p>\n<\/li>\n<li style=\"margin: 0px\">\n<p style=\"margin: 0px 0px 12px;line-height: 1.5\">Willingness&nbsp;to&nbsp;learn&nbsp;and&nbsp;develop&nbsp;in&nbsp;<strong>Ada<\/strong><\/p>\n<\/li>\n<li style=\"margin: 0px\">\n<p style=\"margin: 0px 0px 12px;line-height: 1.5\">Experience&nbsp;working&nbsp;in&nbsp;an&nbsp;<strong>Agile<\/strong>&nbsp;environment<\/p>\n<\/li>\n<li style=\"margin: 0px\">\n<p style=\"margin: 0px 0px 12px;line-height: 1.5\">Familiarity&nbsp;with&nbsp;<strong>CI\/CD&nbsp;pipelines<\/strong>&nbsp;and&nbsp;automated&nbsp;test&nbsp;scripting<\/p>\n<\/li>\n<li style=\"margin: 0px\">\n<p style=\"margin: 0px 0px 12px;line-height: 1.5\">Interest&nbsp;in&nbsp;developing&nbsp;deep&nbsp;architectural&nbsp;understanding<\/p>\n<\/li>\n<li style=\"margin: 0px\">\n<p style=\"margin: 0px 0px 12px;line-height: 1.5\">Experience&nbsp;with&nbsp;<strong>performance&nbsp;tuning<\/strong>&nbsp;and&nbsp;<strong>root\u2011cause&nbsp;analysis<\/strong><\/p>\n<\/li>\n<\/ul>\n<p style=\"margin: 0px 0px 12px;line-height: 1.5\">\n","protected":false},"author":1,"featured_media":0,"template":"","meta":{"_acf_changed":false,"_promoted":"","_job_location":"Stevenage","_application":"MVince@theonegroup.co.uk","_company_name":"The One Group","_company_website":"","_company_tagline":"","_company_twitter":"","_company_video":"","_filled":0,"_featured":0,"_remote_position":0,"_job_salary":"\u00a360,000 - \u00a365,000","_job_salary_currency":"","_job_salary_unit":"Annual"},"job-categories":[100],"job-types":[44],"job-location":[69],"class_list":["post-1706","job_listing","type-job_listing","status-publish","hentry","job-location-stevenage","job-type-perm"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Software Engineer - The One Group -Tech<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/theonegroup.co.uk\/tech\/job\/software-engineer\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Software Engineer - The One Group -Tech\" \/>\n<meta property=\"og:description\" content=\"Software&nbsp;Engineer Up to \u00a365k per annum 5&nbsp;days&nbsp;per&nbsp;week&nbsp;on\u2011site&nbsp;due&nbsp;to&nbsp;project&nbsp;classification&nbsp; Security&nbsp;Requirement:&nbsp;Sole&nbsp;British&nbsp;Citizens&nbsp;only&nbsp;(BPSS&nbsp;clearance&nbsp;required&nbsp;post\u2011offer) The&nbsp;Opportunity We\u2019re&nbsp;seeking&nbsp;a&nbsp;Senior&nbsp;Software&nbsp;Engineer&nbsp;to&nbsp;take&nbsp;ownership&nbsp;of&nbsp;product&nbsp;stability,&nbsp;reliability,&nbsp;and&nbsp;long\u2011term&nbsp;system&nbsp;health.&nbsp;You\u2019ll&nbsp;be&nbsp;the&nbsp;person&nbsp;who&nbsp;digs&nbsp;into&nbsp;complex&nbsp;issues,&nbsp;identifies&nbsp;root&nbsp;causes,&nbsp;and&nbsp;implements&nbsp;durable&nbsp;fixes&nbsp;that&nbsp;improve&nbsp;the&nbsp;experience&nbsp;for&nbsp;both&nbsp;customers&nbsp;and&nbsp;internal&nbsp;engineering&nbsp;teams. 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